Which sentence uses the correct form of the underlined word?

roy tried to (communication) with the tourists, but they couldn’t understand his language.

elena decided to fight the (corruption) student body by running for student council president.

ed liked the teacher because she did not (condescend) to the students.

no matter how hard he tried to convince himself, jacob found the idea of cheating for the test (abhorrence).

i put the underline words in the ( )
when you can.