Answer:
Im not 100% sure, but choice 2 looks the best to me
Families got smaller bc it was cheaper. the tenements where the rinky dinky cramped apartments showed up,
1: Why the vietnam war was so hard to fight. The war in Vietnam was difficult to fight due to the fact that the terrain was so harsh that it made the americans struggle to survive. There were 58,209 American deaths in the Vietnam war. 10,875 of them were not combat related.
2: Although a military loss, the Tet Offensive was a stunning propaganda victory for the communists. In fact, it is often credited with turning the war in their favor. The South Vietnamese lost morale as Viet Cong guerrillas infiltrated rural areas formerly held by the government.
They saw themselves in the Enlightenment tradition, had faith in science and reason and believed in progress. The desire for social change shaped the Enlightenment debate about God, and led many to reject divine authority.