Which of these developments occur during the 1950s and 1960s as the american middle class achieved greater levels of prosperity

A. The suburbs spread quickly.

the suburbs spread quickly

new evidence is discovered.

oversights and errors are corrected,

new technology is applied to evidence.

the pogroms became known as kristallnacht, the "night of shattered glass," for the shattered glass from the store windows that littered the streets. the morning after the pogroms 30,000 german jewish men were arrested for the "crime" of being jewish and sent to concentration camps, where hundreds of them perished.