The two major characteristics that differentiate mobile computing from other forms of computing are and .

a) road, reach;

b)localization, mobility;

c)broad reach, security;

d)mobility, security;

e) broad reach, mobility;

The correct answer is letter "E": broad reach; mobility.

Explanation:

Mobile computing refers to all types of devices that allow access to information regardless of the individuals' location. Laptops, smartphones, tablets, handle gaming devices (PS Vita), and wearable devices are part of mobile computing.  

The benefits of mobile computing rely on mobility since small size devices such as smartphones can be carried anywhere, broad reach because many applications are dedicated only to mobile devices compared to other types of computing, social engagement since the interaction among individuals is highly promoted, and customization because mobile devices can be set up at users' will.