Which statement best summarizes the central idea of the text?
The Human Genome Project will eventually eliminate human disease and human variation in skin color.
Not nearly completed, the Human Genome Project is a complicated, worthwhile investigation into human genes.
A great mystery to most, the Human Genome Project is a costly, time–consuming project that has produced uncertain results.
The Human Genome Project is creating controversy in the science world because it is proving so many previously held scientific beliefs to be incorrect.