To serve as responsible stewards of the planet, we must press forward on deeper atmospheric and oceanic research. But research alone is inadequate. If the Administration won't take the legislative initiative, Congress should help to begin fashioning conservation measures. A bill by Democratic Senator Robert Byrd of West Virginia, which would offer financial incentives for private industry, is a promising start. Many see that the country is getting ready to build lots of new power plants to meet our energy needs. If we are ever going to protect the atmosphere, it is crucial that those new plants be environmentally sound.

　　26. An argument made by supporters of smoking was that

　　[A] there was no scientific evidence of the correlation between smoking and death.

　　[B] the number of early deaths of smokers in the past decades was insignificant.

　　[C] people had the freedom to choose their own way of life.

　　[D] antismoking people were usually talking nonsense.

　　27. According to Bruce Alberts, science can serve as

　　[A] a protector.

　　[B] a judge.

　　[C] a critic.

　　[D] a guide.

　　28. What does the author mean by "paralysis by analysis"(Last line, Paragraph 4)?

　　[A] Endless studies kill action.

　　[B] Careful investigation reveals truth.