Religion is the answer; education, money, and occupation determine what class you are in.
The Protestant Reformation in Northern Europe drew large numbers of people away from the Roman Catholic Church.<u> The Catholic Reformation known as well as the Catholic Revival or The Counter-Reformation,</u> begin in the second half of the 16th century and continuing into the 17th, aimed at preserving what strength the Church still in the southern countries.
D. the Vietcong and North Vietnamese demonstrates they could still fight.
This is true because the TET Offensive was a strategy or a Trap set by the Vietcong, where South Vietnam/ United States Troops And North Vietnam/ Vietcong would have a 7 day cease-fire. But The Vietcong snuck South Vietnam borders dressed as regular citizens and attacked 100+ South Vietnam Cities. Killing hundreds of Civilians and American Troops