Derek Coordinates the Sales Staff for a Pharmaceutical Company

Multiple Choice

Derek coordinates the sales staff for a pharmaceutical company.As the salespersons frequently travel across the country,arranging meetings with everyone at the same time is difficult.Most of the salespeople do not have laptops,but rely on their smartphones for communication.Which of the following is the easiest way for Derek to arrange a meeting with all the salespeople?

A) social networking
B) intranets
C) videoconferencing
D) telepresence
E) instant messaging