Give below are six sentences four of which are jumbled. The first and the last sentences are given. Pick the option that gives the logically correct order of the four sentences.

S-1: In his speech, Ambedkar attacks the state of Hindu culture in public life.

A: Because these leaders believe in ancient beliefs and lack the ability to think.

B: And calls for moral and intellectual regeneration among the masses.

C: He also says that the Hindu leaders including Gandhi are unfit to guide the masses.

D: He attacks Gandhi for being an orthodox Hindu.

S-6: Ambedkar laments that the tragedy of our nation is due to the lack of proper leadership.