Punctuation in Sentences

Which sentence is punctuated correctly?

• Sean is an auto mechanic and he doesn't mind getting dirty, on the job.

• The baby kept crying, yet she didn't seem to be ill.

• The seafood special is fried catfish but, flounder, is also on the menu.

• Citizens can vote at the polls or, voters can use absentee ballots.

The principal was upset with the student body at the last assembly ​ (a)   therefore ​ (b)   he canceled the upcoming pep rally.

• ;

• ,

The principal was upset with the student's behavior at the last assembly ​ (a)   therefore ​ (b)   he canceled the upcoming rally.

• ;

• ,

Insert a period if the sentence is declarative. Insert a question mark if it is interrogative. My family and I went to Alaska

Insert a period if the sentence is declarative. Insert a question mark if it is interrogative. Alaska is a wonderful and wild state

Insert a period if the sentence is declarative. Insert a question mark if it is interrogative. Was the weather hotter than you expected

Insert a period if the sentence is declarative. Insert a question mark if it is interrogative. In some parts of Alaska, the sun never sets in summer

Insert a period if the sentence is declarative. Insert a question mark if it is interrogative. Summers in Alaska don’t last very long

Insert a period if the sentence is declarative. Insert a question mark if it is interrogative. Did you see any bears in Alaska

Insert a period if the sentence is declarative. Insert a question mark if it is interrogative. We saw a lot of brown bears at Katmai National Monument