A Wire Is 12 $\times$ 10¹⁰ N/m²

Multiple Choice

A wire is 12.00 m long and has a diameter of 1.50 mm.The tensile modulus of the wire is 7.00 $\times$ 10¹⁰ N/m².If a force of 500 N is applied to end of the wire,then the increase in length of the wire is

A) 38.5 mm.
B) 40.2 mm.
C) 44.1 mm.
D) 48.5 mm.
E) 51.50 mm.