Read this excerpt from Anne Frank Remembered. In spite of that, he was friendly, and I recalled that Mr. Frank had been aware of this man's membership in the Dutch Nazi Party before he'd gone into hiding, since the man had worn a party pin under his lapel. I remember that Mr. Frank had commented, "This man you can trust. I know he's not a Nazi at heart. He must have joined the NSB because he was hanging around with a bunch of young men who joined. Being a bachelor and needing a social life, that's why he joined too."

Which theme can be inferred from this excerpt?

Mr. Frank had several associates in the Nazi Party.
People cannot always be judged by their affiliations.
Miep trusts Mr. Frank’s assessment of people’s characters.
People are willing to forgive others who treat them cruelly.