"Enter our competition and you could win your share of R500 online shopping voucher for yourself AND a R10 000 voucher towards a Women's empowerment NGO of your choice!" Mrs Jacobs entered the competition above at Mr Price and won a R500 voucher. With R500, she can either buy a handbag, a pair of shoes, a pair of jeans or jacket. She already has a jacket, and she does not want new shoes. She would like a pair of jeans but decides to buy a handbag. What is her opportunity cost? a) R500 voucher. b) Handbag c) Pair of shoes. d) Pair of jeans.