vingmat001 wrote:
IMO - A is incorrect because it is "inference". The statement A comes after the facts give in the stimuli.
The question is asking for Assumption. D is correct since it needs to be true for the argument to hold.
The first option is not an inference. Look at the strong wording used there("
no country actually acts according to the theory"). Now look at the conclusion ("if
every country acted according to this theory, no country would trade with any other"). If we want
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