One way to punctuate a compound sentence correctly is to join the two independent clauses with

a comma with a coordinating conjunction for example for, and, not, but, or, yet, so. or you can use a semicolon

first question's answer is   a. they felt bad for the kitten, and started feeling guilty for not it.

second question's answer is c. she was trying to prevent the kitten from further screaming.

third question's answer is a. the mother and aunt fran faced their fears of cats, from it.

hopefully this