Final answer:
The most helpful question for evaluating a columnist's argument is to ask about the evidence supporting their conclusion, as evidence is fundamental to the credibility and strength of their argument.
Step-by-step explanation:
In evaluating the columnist's argument, the question that would most help is, 'What evidence does the columnist provide to support their main conclusion?' This question is essential because evidence is the backbone of any persuasive argument. Reliance on facts, statistics, and expert testimony can validate the columnist's position. Additionally, examining the evidence helps to assess whether the columnist's logic is credible and if any relevant points have been omitted, leading to a well-rounded understanding of the argument's strengths and potential weaknesses.
To further evaluate the argument's effectiveness, one should consider if there are any counterarguments that challenge the key points made by the columnist, and how the columnist addresses potential biases. It is also worthwhile to consider the columnist's background and expertise, as well as any alternative explanations that the columnist may not have accounted for.
Ultimately, an argument is more compelling when it is supported by credible evidence that can be verified, addresses potential biases transparently, and considers counterarguments to strengthen its position or note possible limitations.