Final answer:
Gandhi's purpose in his speech was B) to challenge and end British rule in India through Civil Disobedience.
Step-by-step explanation:
The purpose of Gandhi's speech, known as the "Quit India" speech, was B) To challenge and end the current British rule in India through Civil Disobedience.
In his speech, Gandhi called for the adoption of his plan of passive resistance to British colonial rule in order to achieve independence for India. He proposed using the weapon of ahimsa, which means nonviolence, as a way to challenge and oppose British rule.