If you subscribe to this school of psychology, you believe that psychology is the study of only what is observable and measurable. this historical and modern perspective is better known as

 The correct answer is :  behaviorism

Explanation:  The behavioral process is one of the three key terms that make up the definition of psychology. You cannot understand human behavior without also understanding the influence of culture on human diversity. Behavioral genetics focuses on the extent to which heredity accounts for individual differences in behavior and thinking.

answer; fair labor and standard act;

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.