Question $2(1$ point$)$ George receives $$50$ as a birthday gift. In deciding how to spend the money, he narrows his options down to four choices: A$,$ B$,$ C$,$ and D$.$ Each option costs $$50,$ but George values each option differently. Finally, he decides on C$.$ What is the opportunity cost of C $?$ the value to him of options A$,$ B$,$ and D combined $$100$ $$50$