Please solve these questions in the financial calculator or mathematical way, it better has the explanation if you have a chance.

27. (Continues from Q25-26 above) Marisa comes up with an alternative plan: she could immediately move her $7,000 from her savings account to the investment account with 9% interest rate. Then she would make, if necessary, monthly deposits to this same account until the time when she graduates. If she follows this plan, how much will she need to deposit each month? (pick the closest) A. $0 (moving the $7,000 to the investment account is enough to reach the objective) B. $35 C. $52 D. $209