benefit – n. a good or helpful result or effect
component – n. one of the parts of something such as a system or mixture; an important piece of something
navigation – n. the act, activity, or process of finding the way to get to a place when you are traveling in a ship, airplane, car, etc.
mock – adj. done or performed to look like the real thing
reversal – n. a change to an opposite state, condition, decision, etc.
shield – v. to cover and protect someone or something