The correct answer is a.: specific.
This structure (this +adj) requires an adjective and the only adjective is in a., the other options are verbs or nouns and are not correct.
Answer:
The caption would be the the detective spied on the suspects.
Answer:
It means to not hate your children. So don't hate your children they love you!
Answer:
I want to say it's C cuz to me that would make more since..
Explanation: