What are the major differences between power and authority

In government, the term authority is often used interchangeably with power. However, their meanings differ: while power is defined as "the ability to influence somebody to do something that he/she would not have done", authority refers to a claim of legitimacy, the justification and right to exercise that power.

i believe it d) heterogeneous

answer is 1935

because gandhi led a march the sea in 1930 and 5 years later he did it again