Take it in steps. Make sure you have periods first. Then check Capital letters. Then spelling. don't do it all at once! Makes it more confusing!
Various Communication sources, i'm not really certain i'm tired but Credibility refers to a person's perception of the truth of a piece of information
The answer is c important evidence used to defend against enemies
The chain starts from God and progresses downward to angels, demons (fallen/renegade angels) so the answer is god