The point of this sentence is The British government felt Gandhi had to be stopped.
This is part of the non-cooperation movement in India, was through a nonviolent way of protest Gandhi led an important process in the Indian Independence movement.
Even when Gandhi himself called off the movement because it was losing its nonviolent nature, he was arrested by the British government.
The other options are not correct, even when they say real things about the movement they are not directly related to that specific sentence.