Which statement best expresses the central idea, or claim, in this passage? A. The Sierra Nevada is a magnificent mountain range, and the view of it from California's Coast Range is spectacular. B. In every way, the Sierra Nevada is far superior to other mountain chains. C. The Sierra Nevada, which means "Snowy Range of Mountains" in Spanish, should be called "Mountain Range of Light." D. The Sierra Nevada is a mountain range that contains many glaciers.

The Sierra Nevada is a magnificent mountain range, and the view of it from California's Coast Range is spectacular.

Explanation:

research question: do the predicted benefits of genetic enhancements outweigh the possible negative consequences of this technology?  

what information do i need to research in order to answer this question?  

-predicted benefits of genetic enhancements

-negative consequences of genetic enhancements

-existing, if any, consequences of the new technology

-possible consequences if the technology is perfected

what sources will have the information?

-scientific research documents or news articles summarizing research

-articles in science and medical journals, magazines, and electronic databases

-books

-experts at genetics: geneticists, scientists, professors

here you go have a nice day

mark twain, real name samuel langhorne clemens, was an american writer, humorist, entrepreneur, publisher, and lecturer. among his novels are the adventures of tom sawyer and its sequel, the adventures of huckleberry finn, the latter often called "the great american novel". wikipedia