I believe 1,2,3 are correct.
Answer:
shattered the unity of the Roman Catholic Church because it challenged the church's authority and the position of the clergy.
Asserter spray plot stout vens
The Khmer Rouge were the one's that <span>took power in Cambodia immediately after Vietnam War</span>
A correlation between<span> variables, however, does not automatically mean that the change in one variable is the </span>cause<span> of the change in the values of the other variable.</span>Causation<span> indicates that one event is the result of the occurrence of the other event; i.e. there is a causal relationship </span>between<span> the two events</span>