Which of the Following Most Accurately Describes the Circumstances Allowing

Which of the following most accurately describes the circumstances allowing for King Faysal's ascent to power?

A) He was installed through a CIA-backed coup
B) When King Sa‛ud refused to send Saudi troops to Yemen in 1962, Faysal took power while promising a more robust national security strategy
C) The ulama backed the overthrow of Sa'ud when he threatened to undermine their religious authority
D) King Sa‛ud was deposed because his financial irresponsibility drove Saudi Arabia to the brink of bankruptcy