Q: In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
Problem: find the compound interest on $ 1200 for 5 years at 20 % p . a . if ci is component yearly ? 
Options: a ) $ 120 , b ) $ 150 , c ) $ 1786 , d ) $ 250 , e ) $ 300
A:
c