which statement is true?

a. mass production made housing cheaper in the 1950s.
b. housing was not cheap enough for white collar workers in the 1950s.
c. the demand for housing was low in the 1950s.
d. mass production made housing in the 1950s more varied.

Mass production made housing cheaper in the 1950s

Explanation:

i think its the outcome of people's preferences.

on november 6 and 7, 1917 (or october 24 and 25 on the julian calendar, which is why the event is often referred to as the october revolution), leftist revolutionaries led by bolshevik party leader vladimir lenin launched a nearly bloodless coup d'état against the duma's provisional government.