perp2-59 PREP24

59

An international group of more than 2,000 scientists project an average global warming that will be between 1.8 and 6.3 degrees Fahrenheit by the year 2000.

(A) project an average global warming that will be between 1.8 and

(B) project an average global warming to be from 1.8 to

(C) project global warming that will average between 1.8 and

(D) projects global warming to average from 1.8 to  

(E) projects an average global warming of between 1.8 and

what is the true difference between D and E?   how to use ' project'?