PT 65 S3 Q18

Based on what can be inferred from the passages, whichone of the following ... ...

Based on what can be inferred from the passages, which one of the following acts would have been illegal under Roman law, but would not be illegal under Canadian and U.S. common law?
(A) bribing tax officials in order to avoid paying taxes
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Dec 2011 LSAT (PT 65): Reading Comprehension