The answer would be : The counterculture
The counterculture era was the reaction to political conservatism of current establishment in that era ( back then , the united states propose a lot of wars that created social repression). In the 1960s, a lot of youth formed various groups to protest the Government conservatism
The conquest of Mecca was the conquering of the town of Mecca by Muslims led by the Islamic prophet Muhammad in December. The conquest marked the end of the wars between the followers of Muhammad and the Quraysh tribe.
I think thats true but im not 100% sure
Leaving the safety of their trenches and attacking the enemy.
Elvis Presley (rock-and-roll star), James Dean (actor, he died in 1954) and Chuck Berry ( rock-and-roll star) were famous icons of the 1950s youth culture. Frank Sinatra was not a famous icon, during the 1950's he was in a kind of shadow.
Correct answer is D - Frank Sinatra