Since the climax is when the turning point of the story happens and makes a choice to solve the conflict I think that it is B
The detective looks for clues about who the thief might be! Sorry if I am wrong but I am confident this is the answer.
He's scared?
I think this because usually when I refuse to tell someone somthing I am scared.
<span>Since he was in such a hurry, I told him to go on without me; however, he said he could wait, so we traveled together.</span>