I believe it was the financial Problem.
Answer:
i think that the answer is C
Explanation:
Sorry if its incorrect
if not C then my guess is A
1. Has already illegally worked in the U.S.
2. Is suspected of staying in the U.S after their green card expires.
3. Presumed of having ties to terrorists or criminal organizations.
4. Having been found guilty of a criminal offense.
Hope this helps :)