A 200-Kg Body Is Attached to a Spring of Negligible Mass

A 2.00-kg body is attached to a spring of negligible mass and oscillates with a period of 1.00 s.The force constant of the spring is

A) 0.051 N/m
B) 0.500 N/m
C) 2.00 N/m
D) 6.28 N/m
E) None of these is correct.