Industrial adviser: If two new processes under consideration are not substantially different in cost, then the less environmentally damaging process should be chosen. If, however, a company already employs an environmentally damaging process and retooling for a less damaging process would involve substantial cost, then that company should retool to bring long-term savings substantially greater than the cost.
What this question is testing
Your task
Break the argument into its conclusion and evidence, then do exactly what the question stem asks with that structure.
Common trap
Answers that sound relevant to the topic but don't connect to the argument's actual reasoning.
Winning move
Predict what a right answer must do, then test each choice against the conclusion-evidence gap.
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