Heather's Interest and Gains on Investments for the Current Year

Heather's interest and gains on investments for the current year are as follows: Interest on Madison County school bonds $600 Interest on U.S.government bonds 700 Interest on a Federal income tax refund 200 Gain on the sale of Madison County school bonds 500 Heather's gross income from the above is:

A) $2,000.
B) $1,800.
C) $1,400.
D) $1,300.
E) None of these.