Which of the following statements on Gandhian movements is not correct?

Q. Which of the following statements on Gandhian movements is not correct?
(a) Mahatma Gandhi was in favour of mass movement
(b) Gandhian movements were non-violent in nature
(c) In Gandhian movements, leadership had no role
(d) Mahatma Gandhi was in favour of passive resistance
Ans: (c) In Gandhian movements, leadership had no role