In the current year Don attended university full time and received a scholarship of $$5,000$ which covered most, but not all, of his tuition. Don also received support payments of $$75,000$ from his former spouse of which $$25,000$ was designated as support for his $5-$year$-$old child who he has legal custody of$.$ Don also withdrew $$10,000$ from his registered retirement savings plan $($RRSP$)$ to help cover his university expenses. He also won $$15,000$ in the lottery. What amount is added to Don's income for tax purposes for the current year.

A$)$ $$40,000$

B$)$ $$50,000$

C$)$ $$60,000$

D$)$ $$75,000$