Emily (34) will use the head of household filing status. She has one dependent child, Harper (5). During the year, Emily spent $7,000 for Harper's childcare. Emily's income during the year totaled $58,000, all from wages. She did not receive any dependent care benefits from her employer. What amount may Emily use to calculate the Child and Dependent Care Credit?

A. $0

B. $3,000

C. $6,000

D. $7,000