Explain what political system are

In political science, a political system defines the process for making official government decisions. It is usually compared to the legal system, economic system, cultural system, and other social systems.

its mean to make decision by government

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.