The city's Campaign Finance Board has refused to pay Mr. Dinkins $95,142 in matching funds because his campaign records are incomplete.  The campaign has blamed these reporting problems on computer errors. And, says Mr. Dinkins, he didn't know the man his campaign paid for a get-out-the-vote effort had been convicted of kidnapping.
Multi-choice question: Can we infer the following?
the man Mr. Dinkins' campaign paid for a get-out-the-vote effort had been convicted of kidnapping

Choices:
[a]. Yes.
[b]. No.
[c]. It's impossible to say.
[a].