A solid rod of 12 mm diameter was tested for tensile strength with the gauge length of 50 mm. Final length = 80 mm; Final diameter = 4 mm; Yield load = 1130 N. What is the nearest yield stress and % reduction in area respectively?

A

10 MPa and 10%

B

90 MPa and 90%

C

10 MPa and 90%

D

90 MPa and 10%