For Many Years, No One Bothered to Test the Food-Competition

question 32

Multiple Choice

For many years, no one bothered to test the food-competition hypothesis for why giraffes have long necks. Why?

• A) It had been much too difficult to test.
• B) The hypothesis was so plausible that no one thought to question it.
• C) They tried, but the results were inconclusive.
• D) The hypothesis did not make clear predictions that could be tested.

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