the critical level of stress depends uopn Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â factor

grain size, microstructur e and geometry of the component

surface finish of the component

the critical level of stress depends uopn Â Â Â Â Â Â Â�

1.	the critical level of stress depends uopn Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â factor
A.	composition of alloy
B.	grain size, microstructur e and geometry of the component
C.	surface finish of the component
D.	all of the above
Answer» E.