Task: Question Answering
Input (English): Question: Alex deposited x dollars into a new account that earned 9 percent annual interest, compounded annually. One year later Alex deposited an additional x dollars into the account. If there were no other transactions and if the account contained w dollars at the end of two years, which of the following expresses x in terms of w ?

 Option A: w/(1+1.08

 Option B: w/(1.08+1.16

 Option C: w/(1.09+1.09^2

 Option D: w/(1.16+1.24

 Option E: w/(1.08^2+1.08^2
Output (English): Option C