Twins Laura and Lauren Jackson have worked for the same employer for many years. They have always diff ered in their investment philosophies toward saving for retirement. Laura invested $5000 for 10 years starting at age 25 and never added any more money to the account.

Lauren invested $5000 per year for 20 years starting at age 35 and never contributed more to her account. Assuming that they both earn an 8 percent annual return, how much more money will Laura have accumulated for retirement than Lauren by the time they reach age 65?

A. $144,000 B. $234,000 C. $494,000 D. $778,000