While the Court can declare presidential acts unconstitutional, the president "D. nominates judges" and this is not a check that the Legislative Branch has over the Executive Branch: the fact that it "<span>C. declare presidential acts unconstitutional", since this is one of the roles of the judicial branch. </span>
It helped Christianity spread emerge as a separate faith<span />
He wanted to build an aggressive military force, including changes in leadership, without the nobles' interference. I hope this helps :)