Anna opened a savings account this morning. Her money will earn 4 percent interest, compounded annually. After four years, her savings account will be worth $6,900. Assume she will not make any withdrawals. Given this, which one of the following statements is true? The present value of Anna's account is $6,900 Anna would have had to deposit more money to have $6,900 in four years if she could have earned 6 percent interest Anna could have deposited less money and still had $6,900 in four years if she could have earned 3 percent interest Anna deposited more than $6,900 this morning O if Anna could have earned 6 percent interest, she could have more than $6,900 in her account after 4 years