GMAT Critical Reasoning (CR) | Re: Further evidence bearing on Jamison s activities must have

Further evidence bearing on Jamison’s activities must have come to light. On the basis of previously available evidence alone, it would have been impossible to prove that Jamison was a party to the fraud, and Jamison’s active involvement in the fraud has now been definitively established.
The pattern of reasoning exhibited in the argument above most closely parallels that exhibited in which one of the following?
(A) Smith must not have purchased his house within the last year. He is listed