Select the correct answer. Which expression's product is modeled by the tiles?
A.(X+1)(x+3)
B. X(x+3)
C.3(x+3)
D. (3x+1)(x+1)

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.