Answer: The answer is:
Gandhi's Philosophy was based on: truth and nonviolence.
Explanation:
The Salt March was an act of civil disobedience led by Mohandas Gandhi to protest against British rule in India, from March to April 1930 in India.
This Act was a way for many Indians to break a British law nonviolently.
The British prohibited Indian from producing or selling salt independently, They were required to buy salt that was expensive, heavily taxed and often imported. His nonviolent approach to political change helped India gain independence.