How does Mr. Frank solve the problem of the blackmailers. In act 2 scene 1

Question

a
He pays him the full amount.
b
He tells Mr. Kraler to offer him half.
c
He tells Mr. Kraler to ignore it.
d
He tell Mr. Kraler to report him to the Nazis.

Answer 1

d. He tells Mr. Kraler to report him to the Nazis.