Final answer:
The three tools used in social welfare policy are taxes, benefits, and regulations. They support individuals and aim to create a fairer society.
Step-by-step explanation:
The three tools used in social welfare policy are A) Taxes, benefits, and regulations. These tools serve to both support individuals facing economic hardships and to shape societal behavior in pursuit of a more equitable and functional society. Taxes are used to fund government programs, benefits provide direct support to individuals in need such as healthcare and income, and regulations help to protect citizens and ensure an equitable distribution of resources. Social welfare policy aims to maintain societal stability by ensuring a minimum standard of living for all and preventing economic downturns from evolving into more severe crises.