An important aspect of mobile communication in the workplace is ________,which integrates voice,video,instant messaging,and real-time collaboration into a single system.

A) business communication
B) unified communication
C) peripatetic communication
D) digital communication

Unified communication is the integration of various communication channels like voice, video, instant messaging, and collaboration into a single system which is essential in mobile communication in the workplace. Business communication is a broader term that encompasses all types of communication that happen within an organization, while peripatetic communication refers to communication that occurs while walking or traveling. Digital communication refers to any type of communication that happens through digital channels like email, social media, etc.