40.

Answer and Explanation

Your Answer is

Correct Answer is J

Explanation

Item J: Concise and formal. slimy "slimy", hefty "abnormally large".

F item: gunk only has the noun part of speech, "sticky substance", there is no such expression as gunked-up.

G item: repugnantly "disgustingly", filthy "dirty" expresses repetition.

Item H: excessively proportioned "over-proportioned" expression is too redundant.