Jackie Went to Purchase a Sweater at Chic Ltd

Jackie went to purchase a sweater at Chic Ltd. and there were two price tags on the sweater, one listed the price as $60 and the other tag listed the price as $40. When Jackie went to pay for the sweater the sales clerk said the sweater was $60 and that someone must have made a mistake putting the second wrong price tag on the sweater. As a result

A) Chic is guilty of double ticketing
B) Chic is guilty of an offence under the criminal matters under the Competition Act
C) Chic is guilty of an offence under the civil reviewable matters section of the Competition Act
D) All of the above
E) Jackie has to pay $60 if she wants the sweater as it is an honest mistake