Christian constantly complains about immigrants and blames them for problems he encounters at work, for personal financial problems, and even for personal romantic problems. As he sees it, virtually everything is their fault. Not surprisingly, and in part as a result of this pattern of blaming, Christian also holds a rather negative view of immigrant groups. Which of the following BEST captures Christian's pattern of behavior? a. aversive prejudice
b. the confirmation bias
c. scapegoat theory
d. the self-serving bias

answer; i believe its called ; checks   and balances;

this is a pretty broad question and can be a pretty lengthy answer. since 1900, women have gained a lot more rights and have become active in the workforce. with women being in the workforce, men play a larger role in family life. many family tasks are shared between men and women, whereas, women used to be the sole family caretakers.

that should get you started at least.

a factory opens that mass-produces light bulbs.

explanation:

not sure if that's an answer to your questions but this is an example! : )