After Reading the Paragraph Below, Answer the Questions That Follow

question 4

Multiple Choice

After reading the paragraph below, answer the questions that follow.
California condors, large, predatory birds that were previously on the edge of extinction, have benefited from a program that raises birds in captivity and then releases them into the wild. The reintroduction program, however, is having variable success.
-Which of the following would have been a surprise to wildlife biologists who, after successfully breeding and raising condors, were reintroducing the condors to the wild following a precipitous decline in their number in the 1970s? (In 1982 there were only 19 condors in the wild.)

• A)Twelve of 19 nests had no hatchlings, and nests of the coastal population had shell fragments 34% thinner than those of condor populations more inland.
• B)Only some of the released condors fed on marine mammals; others fed on carcasses of animals as different as wolves and cows.
• C)Sea otter and sea lion populations declined in areas where the condors were released.
• D)Reintroduced condors laid the same number of eggs as condor pairs in captivity.

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A potent central nervous system stimulant used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy, and recreationally as a performance enhancer and euphoriant.