The main specialization of Area 51 is to be used as a facility for flight testing and aircraft for the U.S. Air Force.
You don't list any choices, but colloquialisms are used in informal speech. Hope it helps.
Answer:
its examine what people are willing to do to endure and to protect lives.
introduce the reasons for the popularity of violence in the media and in literature.
Answer: the Spanish civil wars is sometimes a prelude to world war 2 germany and Italy supported Franco’s nationalist
Explanation: So basically Germany was supporting Franco’s nation and the Spanish people was cool wit them and they wanted to go to war wit them