Why Did Gandhi Choose Salt as the Testing Ground for His

Why did Gandhi choose salt as the testing ground for his principles of civil disobedience?

A) Salt, a government monopoly, symbolized Indians' subjugation to British rule.
B) Salt was easy to make in India and so it would not be difficult to replace British sources.
C) The British were not as heavily invested in the salt trade as they were in tea and opium production.
D) The British would likely react more leniently to civil disobedience if its purpose was to collect salt for personal use.