Hard What is the most defensible reason to compare a material's properties under actual service conditions? AProperties are identical in all conditions BOnly one measurement at room temperature matters CProperties and performance can vary with temperature, environment and loading DService conditions affect only appearance EService conditions never affect material properties Report a problem with this question What is wrong? The marked correct answer is wrongAn option is wrong or repeatedSpelling or wording mistakeSomething else Details (optional) Send report