Ricardo works part time at a local computer store. One day, his manager approaches him about moving from cashier to floor supervisor. Ricardo is excited because the promotion comes with a raise; however, the extra work hours would take away from time with his friends. In the end, he decides to take the promotion.What is Ricardo’s opportunity cost?losing extra time to spend with his friendsbeing able to use the extra money for summer football camplosing the ability to spend any time with his friendsreceiving another promotion in six months