gmat逻辑题Television programming experts maintain that with eac

gmat逻辑题
Television programming experts maintain that with each 1% increase in the prime-time ratings of a television station there is a 3.5% increase in the number of people who watch its evening news program.However,in the last ten years at Channel NTR,there was only one year of extremely high prime-time ratings and during that year,fewer people than ever watched Channel NTR’s evening news program.
Which of the following conclusions can properly be drawn from the statements above?
(A) When a news program has good ratings,the channel as a whole will have good ratings.
(B) The programming experts neglected to consider daytime news programs.
(C) The year of high ratings at NTR was a result of two hit shows which were subsequently canceled because of contractual problems.
(D) The ten-year period in question is not representative of normal viewing patterns.
(E) Prime-time ratings are not the only factor affecting how many people watch an evening news program.