__________ 查看材料A.to play an important role in

__________ 查看材料

A.to play an important role in newspaper operations

B.was the growth of telegraph services

C.and they usually enjoy great prestige

D.they are usually operated by a single owner

E.in order to survive under the pressure of rising costs

F.owned by a single person or organization

请帮忙给出正确答案和分析，谢谢！