SAT Central Ideas and Details Question
In a large community science effort, biologist Abbigail Merrill and colleagues collaborated with hundreds of students and other amateur science enthusiasts for more than three years to study how butterfly color and time of day relate to butterfly behavior. They found that butterfly color might influence behavior more than butterfly size does, and that butterflies were observed to feed more often in the morning than at any other time of day. Which choice best states the main idea of the text?
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The trap here
Central Ideas: picking a true detail instead of the main point — The most memorable sentence in a paragraph is usually not its main idea. The SAT builds a choice out of it.