What will $2500 amount to in three years if it is invested at 20% per year compound interest, with the interest being compounded annually?	Pick:
A) $3760
B) $3980
C) $4210
D) $4320
E) $4760
After one year: 1.2 * $2500   After two years: (1.2)^2 * $2500   After three years: (1.2)^3 * $2500 = $4320   The answer is $4320.
<result>D</result>
What will $2500 amount to in three years if it is invested at 20% per year compound interest, with the interest being compounded annually?