The salary of a worker is first increased by 40% and afterwards reduced by 40%. What is the net change in the worker's salary?  Pick:
A) 8 % decrease	B) 8 % increase	C) 16 % decrease	D) 16 % increase	E) no change

Rationale: "let x be the original salary . the final salary is 0.6 ( 1.4 x ) = 0.84 x the answer is c ."
Answer: C