Please let me know the correct answer :
The most basic type of communication is
a.nonverbal b.oral c.written d.sign language
Today's successful companies
a.use teams and collaborative work groups to arrive at quick decisions.
b.limit decisions to a few managers at the top of a formal hierarchy.
c.realize that the traditional management structure still works best.
d.make all important decisions by going through a painstaking, careful, time-consuming process.