Migisi provides more than half the support of an older relative, Giang, who does not live with Migisi. Giang's income for the year includes dividends of $2,100, earnings from babysitting of $1,000, nontaxable Social Security benefits of $10,000, and nontaxable interest from city bonds in the amount of $4,000. What is Giang's gross income?

a. $1,000

b. $3,100

c. $2,100

d. $10,000

e. $14,000