18. Phil Dinn wants to retire in 25 years. He will make monthly end-of-month deposits of X into an account that earns 6% convertible monthly. When Phil retires, he wants to be able to make annual end-of-year withdrawals for 25 years. The first withdrawal is to be 10,000, and each subsequent withdrawal will be 3% larger than the previous one. What should X be if the interest rate for the account remains unchanged? A) 236 B) 239 C) 242 D) 245 E) 248