单选题

　　1.【填句补文】The future is much too important to simply guess about, the way the high school students did. ________ by carefully studying the present, skilled businessmen, scientists, and politicians are supposedly able to figure out in advance what will happen.

　　A.The stock market had its worst losses ever

　　B.Buildings would rotate so they could follow the sun to take maximum advantage of its light and heat

　　C.So experts are regularly asked to predict accurately

　　D.The article was written in 1958