I had this question on a state test... what do you guys think it is?? Its been years since I've done math and was kinda mad when i received this question because it showed me how much i'd forgotten

If your answer matches something below, show your work please to me and tell me i should go back to school, Thanks guys

choices were

A.) a^2

B.) a^2+2

C.) a^2-2a

D.) a^2+2a

E.) a^2-2a +2