If a man is seriously ill, how can information highway help him？A．He can send for a doctor

If a man is seriously ill, how can information highway help him？

A．He can send for a doctor from a central hospital by information highway.

B．He can use wireless telephone to consult doctors at a central hospital.

C．Doctors from different places could diagnose him at the same time on net.

D．Others can report his information to the nearest hospital as soon as possible.