After receiving an inheritance of $25,000 on her 21st birthday, Ayn deposited the inheritance in a savings account with an effective annual interest rate of 6%. She decided to make regular deposits, beginning with $1000 on her 22nd birthday and increasing by $200 each year (i.e., $1200 on her 23 rd birth-day, $1400 on her 24th birthday, etc.). What was the future worth of Ayn's deposits on her 56th birthday?

$239,400,

$332,820,

$450,270, or

$558,360?