Pleaaase Help!(:

Felicia installed a new pool for $17,190 using a 12-month deferred payment plan with an interest rate of 18.67%. What is the balance after the deferment period if payments of $589 are made each month?

A. $10,122.00
B. $20,688.76
C. $13,620.76
D. $17,190.00

Jackson purchased some power tools totaling $1,543 using a six month deferred payment plan with an interest rate of 23.76%. He did not make any payments during the deferment period. What will the total cost of the power tools set be if he must pay off the power tools within two years after the deferment period?

A. $1,543.00
B. $1,735.63
C. $2,197.44
D. $2,746.80