The correct answer is:
Redefined the role of First Lady, championing women's rights, civil rights, and human rights.
She maintained her active business and speaking schedule, as she had before assuming the position of First Lady, in a time when married women rarely had careers. She was the first presidential spouse to grant regular press conferences the first to speak at a national party convention.
She traveled extensively, spoke openly about public issues and had a newspaper column,
Not only is it the purchase of about 40% of America, it also helped grounds to on-go our advancement as a civilization.
(4) Confucianism
Filial piety is the idea that a person is expected to give respect to family members and elders. The Five Relationships outline the subject to master within the societal structure--son to father, wife to husband, etc.
Confucianism is an ethical religion based on moral or ethical concepts. The religion provides guidelines for how a person should live. Confucianism originated in China and still works as a guideline for the norms of society.
This quote would most likely come out of a textbook that could be related to people who would support social darwinism. For that reason 3. Social Darwinism is the correct answer.
Social Darwinism talks exactly about this type of things where people and whole nations are in the struggle for survival and only the fittest ones will survive in this ongoing struggle.
The first and the last indicate it's a reliable source.