The population of a village is 12000. It increases annually at the rate of 24% p.a. What will be its population after 2 years?	Choose the correct choice from the following answers.
A) 14567  B) 18451  C) 18789  D) 18786  E) 14400

Rationale: "formula : ( after = 100 denominator ago = 100 numerator ) 12000 × 124 / 100 × 124 / 100 = 18451 b"
Answer: B