Case 4-2 Arnold Takes His Networking Trainer Ron's Help to Learn About

Case 4-2
Arnold takes his networking trainer Ron's help to learn about the array of new communications technologies that are being used today. Ron provides various instances and examples that can help Arnold identify different communication protocols and standards.
Ron tells Arnold that many mobile WiMAX services have moved to cellular standards such as _____, which is the primary standard for 4G networks today.

A) Long Term Evolution (LTE)
B) Evolution Data Optimized (EV-DO)
C) High Speed Downlink Packet Access (HSDPA)
D) Universal Mobile Telecommunications System (UMTS)