Answer: Negotiate the lowest annual percentage rate.
Explanation:
The options include:
a. Negotiate the longest maturity.
b. Negotiate the smallest payment.
c. Negotiate the lowest annual percentage rate.
d. Negotiate the smallest down payment
For Karen to shop for the lowest cost loan, it should be noted that the lowest annual percentage rate will be negotiated.
Negotiate the longest maturity, smallest payment and the smallest down payment doesn't determine the lowest cost loan.