Dashes vs Hyphens

What is the difference between a hyphen and a dash?

• The length of a hyphen is shorter than the length of a dash.
• Hyphens are typically used in compound adjectives, while dashes can be used to indicate an interruption, or a substitute for parentheses. 
• There are two types of dashes (em and en) but there is only one type of hyphen.
• All of the above.

Add the correct hyphen(s) or dash(es) to the below sentence: 
Mr. Lee suits the job he has more experience than everybody else in the department.

• Mr. Lee suits the job he has more experience than everybody else - in the department.
• Mr. Lee suits the job—he has more experience than everybody else in the department.
• Mr. Lee suits the job he has more experience than everybody else — in the department.
• Mr. Lee suits the job - he has more experience than everybody else in the department.

Add the correct hyphen(s) or dash(es) to the below sentence: 
There are fewer Italian American communities these days.

• There are fewer Italian-American communities these days.
• No change necessary.
• There are fewer Italian—American communities these days.
• There are fewer Italian —American communities these days

Add the correct hyphen(s) or dash(es) to the below sentence: 
She has stopped buying 2 liter bottles and has started buying 0.5 liter bottles, instead.

• No change necessary.
• She has stopped buying 2—liter bottles and has started buying 0.5—liter bottles, instead.
• She has stopped buying 2-liter bottles and has started buying 0.5-liter bottles, instead.
• She has stopped buying 2 liter bottles and has started buying 0.5 liter bottles - instead.

Newburyport a small town in Massachusetts is the place she calls home.

• Newburyport- a small town in Massachusetts- is the place she calls home.
• Newburyport — small town in Massachusetts — is the place she calls home.
• Newburyport —a small town in Massachusetts is the place she calls home.
• Newburyport a small town in Massachusetts - is the place she calls home.

He who shall not be named is coming up the stairs. 

• He-who-shall-not-be-named is coming up the stairs. 
• He — who — shall — not — be —named is coming up the stairs. 
• He who shall not be named — is coming up the stairs. 
• No change necessary.

Nido a school with a great reputation follows a different schedule than other schools in Chile.

• Nido—a school with a great reputation—follows a different schedule than other schools in Chile.
• Nido a school with a great reputation, follows a different schedule than other schools in Chile.
• Nido - a school with a great reputation - follows a different schedule than other schools in Chile.
• Nido—a school with a great reputation — follows a different schedule than other schools in Chile.

What's the difference between an em dash and an en dash?

• An em dash is longer.
• Nothing.
• An em dash is shorter.
• I don't know.

Please read pages 171 to 151.
If you wanted to replace the "to" with a punctuation mark, which of the below would you use?

• ; semicolon
• - hyphen
• — dash
• None of the above.