virtual teams are best described as:

a. groups of employees who are almost (virtually) identical to each other in skills and values.
b. cross-functional groups of employees that operate across space, time, and organizational boundaries.
c. formal work teams in which most members do not feel that they are really part of the team.
d. informal groups that meet only in cyberspace.
e. groups of employees from different departments who are located near each other.