Leyla is your tax client. She received the following items during the current year: $$600$ of income reported on Form$-$OID. $$200$ of interest earned on a certificate of deposit $($the amounts were not withdrawn$).$ $$7,000$ from a prior year installment sale $($$$5,000$ was a return of principal and $$2,000$ was interest$).$ $$500$ earned on a savings bond. $$2,100$ of qualified dividends. She had no other income during the year. How much interest income must Leyla report on her tax return? Question $4$ options: $$3,300$ $$8,100$ $$7,700$ $$4,800$