Why Did the Canadian Government Outlaw Potlatch Feasts from 1884

Why did the Canadian government outlaw potlatch feasts from 1884 to 1951?

A) They wanted to compete with the native peoples and were not included in the prestige feast.
B) They wanted the native peoples to sell the goods to the Canadian government.
C) They considered it to be an irrational waste of goods that could be put to more productive use on behalf of native peoples.
D) They considered the potlatch to be a threat to the authority of the Canadian government which controlled the production of all native goods.
E) They wanted to exterminate all of the native peoples.