Question

If a person editing your paper is circling repetitive words, he/she is focusing on:

Answer 1

If a person editing your paper is circling repetitive words, he/she is focusing on:

C. Word Choice.

This is because repeating the same word multiple times in the same writing piece isn't good and you should instead try to find synonyms of the word you are repeating to add more variety to your writing.

Hope this helps!