7a. I was interested in working on the presidential campaign if the opportunity still exists.

Question

7b. I am interested in working on the presidential campaign if the opportunity still exists.
my answer is B. I need a rationale for this answer.thanks

Answer 1

Your answer is correct.

The problem with the first sentence is that "was interested" is in the past tense, yet you clearly want it in the present tense.

Answer 2

thank you