The answer is D. Smith believed governments should have little say in the economy, while Marx believed that a collective government of workers leading the economy would have greater efficiency
Adam Smith proposed the concept of a free market where producers can charge and produce as much as they want, limiting the role of the government whilst Karl Marx thinks that the workers will be exploited in that given setting.
35 is how old they usually right
I think its B) to stop foreign trade routes during the war remember, i THINK its B