Satellite communications are so up-to-date that even when ________ in the middle of

Satellite communications are so up-to-date that even when ________ in the middle of the Pacific, businessmen can contact their offices as if they were next door.

A) gliding

B) cruising

C) piloting

D) patrolling

请帮忙给出正确答案和分析，谢谢！