The population of a town is 15000. It decreases annually at the rate of 20% p.a. What will be its population after 2 years?	Choose the correct choice from the following options:  A) 4300  B) 4500  C) 5120  D) 9600  E) 5366

Rationale: 15000 × 80 / 100 × 80 / 100 = 9600 answer : d
Answer: D