In an experiment, pet owners are being encouraged to take their pets to work, a move _______ can be good for both the people and the pets.

A．that some scientists say

B．in which some scientists say

C．some scientists say that

D．some scientists say

较早地对信息种类作出概括的是控制论创始人（）

A.施拉姆

B.维纳

C.巴斯

D.阿特休尔