They decide to shop for the new house. They choose items that amount to $ 1800.00. The store has 2 options for purchasing:

I. financing at 6% simple interest per year for 2 years with a 10% down payment.

II. no down payment and financing at 5.2% simple interest for 3 years.

Answer each of the following questions separately, showing all your work to reach each answer.

a. Which option should they choose if they want the smallest finance charge?

b. Which option should they choose if they want the smallest total installment price?

c. Which option should they choose if they want the smallest amount of the monthly payment?