The best way to start a statement on your resume is with

I believe it would be Option A

Explanation:

I'm not really sure but what I think is that nobody will hire you if you don't use I or My

C

Explanation:

You want to use keywords and action words to grab the employers attention

answer; genes dictate the production of specific enzymes, and affected individuals have genetic defects that cause them to lack certain enzymes;

football or basketball players.