Taxpayer, single and age $46,$ reports adjusted gross income of $$140,000$ for $20$x$4.$ During

$20$x$4,$ Taxpayer redeems several Series EE U$.$S$.$ savings bonds, receiving $$18,000$ of principal and $$2,000$ of interest income. Assuming that Taxpayer has $$18,000$ of qualifying higher education expenses, how much of the $$2,000$ of interest income may she exclude on her $20$x$5$ federal income tax return?

A$.$ $$200$

B$.$ $$1,800$

C$.$ $$0$

D$.$ $$2,000$

E$.$ None of the above