Until recently, experts have been unable to identify the artist who created a Renaissance painting depicting aristocrats in a historic battle. But the mystery has been solved by the discovery of a self-portrait of a well-known artist from very early in his career, dated to the same year that the painting of likely, therefore, that the artist who painted the self-portrait also painted the battle scene.
What this question is testing
Your task
Find the choice that makes the argument's conclusion less likely to be true.
Common trap
Answers that look negative but attack a claim the argument never relied on.
Winning move
Find the assumption the argument depends on, then pick the choice that undermines it.
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