Which of the following sentences best expresses the essential information in the highlight
A.The size and age of the Great Barrier Reef have caused many scientists to take up residence in its vicinity.
B.The Great Barrier Reef is home to a great variety of marine species, according to interested scientists.
C.The Great Barrier Reef is scientifically interesting because of its size, age, and ecological diversity.
D.Many ancient, large, and scientifically interesting marine organisms live in the vicinity of the Great Barrier Ree