What fundamental difference can you identify between the philosophies of Adam Smith and Karl Marx?

What fundamental difference can you identify between the philosophies of Adam Smith and Karl Marx?(Points : 1)(A) Marx believed the market would best answer the what, how and for whom questions; Smith believed in a central planning system to answer these questions.Smith believed the market would best answer the what, how and for whom questions; Marx believed in a central planning system to answer these questions.Marx believed the consumer should set prices; Smith did not.Smith believed the government should control the factors of production; Marx did not.