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%