10% people of a village in Sri Lanka died by bombardment, 20% of the remainder left the village on account of fear. If now the population is reduced to 3168, how much was it in the beginning? Choose the correct choice from the following answers:
A) 3800 B) 4200 C) 4400 D) 4500 E) 4600

Rationale: "x * ( 90 / 100 ) * ( 80 / 100 ) = 3168 x = 4400 answer : c"
Answer: C