SAT English Practice Question

A study, published in the journal Nature, found that the brains of people who speak more than one language are different from those who speak only one language. The researchers concluded that bilingualism can protect against age-related cognitive decline and may even improve cognitive function. In the journal, the authors of the study wrote that "The brain’s ability to manage multiple languages appears to provide a cognitive reserve, which protects the brain from the damaging effects of age-related decline."

1. A.The brains ability to manage multiple languages appears to provide a cognitive reserve, which protects the brain from the damaging effects of age-related decline.
2. B.The brain’s ability to manage multiple languages, appears to provide a cognitive reserve, which protects the brain from the damaging effects of age-related decline.
3. C.The brain’s ability to manage multiple languages appears, to provide a cognitive reserve, which protects the brain from the damaging effects of age-related decline.
4. D.The brain’s ability to manage multiple languages appears to provide a cognitive reserve which protects the brain from the damaging effects of age-related decline.