Fill in the blank: The Mandate of Heaven justified rebellion against an . If a rebellion was successful in overthrowing the emperor, then . a
unjust or incompetent ruler; a new law was made
b
emperor; a new law was made
c
emperor; it was a sign that he had lost the Mandate of Heaven and the rebel leader had gained it.
d
unjust or incompetent ruler; it was a sign that he had lost the Mandate of Heaven and the rebel leader had gained it.

As nina and erin were eating lunch in the central high school student cafeteria, they were discussing the news coverage about the girls' athletic coach being arrested for selling steroids to student athletes. "i think the guy just did it because they don't pay teachers enough money," nina suggested. "i bet the guy had some other kind of drug addiction he was trying to pay for," erin countered. nina and erin's ideas about the cause of the coach's drug-selling behavior are examples of: