Woman: I'm upset. You told my boss I had a part-time job?Man: I am sorry. I couldn't help
Woman: I'm upset. You told my boss I had a part-time job?
Man: I am sorry. I couldn't help it.
Question: What does the man mean?
A.He couldn't help the woman at all.
B.He couldn't hold back the secret.
C.He couldn't possibly tell the boss.
D.He couldn't decide who told the boss.