In a multiple baseline design, in order to conclude that a treatment is effective, a behavior change must be observed:

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.

answer; pentagon papers, vietnam draft-resistor, james dean, american revolution;

answer; having the power of reprieve means being able to release people from punishment;