(Spreadsheet problem) In 18 years, you would like to have $230,000 to buy a vacation home. If you have only $70,000, at what rate must it be compounded annually for it to grow to $230,000 in 18 years? If you have only $70,000, at what rate must it be compounded annually for it to grow to $230,000 in 18 years? % (Round to two decimal places.) Which Excel formula below would correctly solve this problem? (Select the best choice below.) O A. = RATE(18, 70000,0,230000) B. = RATE(18,0, 70000,230000) C. = RATE( - 70000,18,0,230000) D. = RATE(0,18, - 70000,230000)