Business Law - Contract

Charlie's Candy Store prints up golden tickets worth $100 for a promotional contest. Three weeks after the contest has begun, Charlie decides to limit the prize to $50. He noties current prizewinners that their $100 tickets are now worth $50. If Zoe found and submitted a golden ticket worth $100 one week into the contest, can she recover the entire amount?

Select one: a. Yes, if Zoe has not already accepted the $50 prize. b. Yes, because Charlie cannot withdraw an oer that has been accepted. c. No, because Charlie gave ocial notice of the change in the contest rules. d. No, because as owner of the company, Charlie can change the contest rules as he sees t.