It can be inferred from the last paragraph that ______.
A.
More than a dozen states in US have anti-scalping laws of various kinds
B.
There are still legal worries about the American re-selling tickets for a profit
C.
Most states in US have yet to show positive response in crackdown on ticket touting
D.
16 companies were taken to court by one fan for reselling a ticket for more than $ 2 above face value