Tom and Darla are married and have three children, ages 5, 11, and 18 years old. Their modified AGI is $68,000, and their tax liability on Form 1040, line 11 is $4,902. They claim $510 of child and dependent care credit and $1,200 of education credits on Schedule 3 (Form 1040), lines 49 and 50. What is the amount of their child tax credit/credit for other dependents? a) $2,290 b) $4,500 c) $3,192 d) $2,790