Suppose you started a savings account and put $70 in the bank and left it there for 1 year. Also assume you put no other money in that account. If the annual interest rate is R = 0.04 (4%), then at the end of the year you would have how much in your account at the end of the year?

A) $70.40

B) $72.80

C) $74

D) approximately $75.71

E) None of the other options.