$2000 is deposited in an account with an interest rate of 1% per year, compounded monthly. At the end of 8 years, the 96 balance in the account is given by A = 2000 1+ Find the rate of change of A with respect to r when r = 8. 1200 Round answer to the nearest hundredth, if necessary. OA. dA = 161.07 dr S OB. dA = 300.79 dr O C. dA = 162.14 dr OD. dA = 302.80 dr