What's missing in the sentence?

Fix this sentence:

i am happy it is Friday.

• first letter needs to be capitalized

• I need a question mark

• nothing - it is correct

Fix this sentence:

Ben is building a tower with blocks

• first letter needs to be capitalized

• I need a period

• nothing - this sentence is correct

Fix this sentence:

Jake and john are playing soccer.

• I need a exclamation point

• a proper noun is NOT capitalized

• nothing- this sentence is correct

Fix this sentence:

Morgan is playing minecraft.

(a)  

Fix this sentence:

The kids in Ms. Smith's class love doing arts and crafts

• !

• ?

• .

Fix this sentence:

heather hit lance with a water balloon.

• Proper nouns are not capitalized

• first letter in the sentence is not capitalized

• nothing - this sentence is correct

Fix this sentence:

What game are the boys playing

• .

• ?

• !

Fix this sentence:

It was finally fall so Jenn and Chris could finally jump in the Leaves!

• nothing - the sentence is correct

• proper noun is not capitalized

• common noun is capitalized and should not be

Fix this sentence:

The students at the school loved playing on the playground during recess!

• should end with a question mark

• nothing - the sentence is correct

• proper noun is not capitalized