$2500 is deposited in an account with an interest rate of r% per year, compounded monthly. At the end of 8 years, the balance in the account is given by A = 2500 1+ 12o 96 the nearest hundredth, if necessary. Find the rate of change of A with respect to r when r= 10. Round answer to O A. dA = 443.62 dr O B. dA %3D439.97 dr O C. dA = 203.35 O D. dA %3D201.67 dr

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