Final answer:
In an argumentative essay, an effective claim should include the author's viewpoint, supporting evidence, and a rebuttal to opposing views.
Explanation:
Elements of an Effective Claim in a Research-Based Argumentative Essay:
- The author's viewpoint on the essay's topic: Clearly stating the author's stance.
- The evidence that supports the author's reasons: Providing facts and data to back up the claim.
- The author's rebuttal to those who disagree: Addressing opposing viewpoints and explaining why the claim is valid.
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