Question: Which of the following Mission Critical (MC) services utilize the affiliation and de-affiliation procedures to a single MC service group, as part of their functional architecture?
Option 1: MCPTT (Mission Critical Push To Talk), MCVideo (Mission Critical Video), and MCData (Mission Critical Data)
Option 2: Only MCPTT (Mission Critical Push To Talk) and MCVideo (Mission Critical Video)
Option 3: Only MCData (Mission Critical Data) and MCPTT (Mission Critical Push To Talk)
Option 4: None of the above; each MC service has its own separate affiliation procedure
Explanation: The correct answer is Option 1 because all three mentioned services - MCPTT, MCVideo, and MCData - utilize procedures for affiliation and de-affiliation to a single MC service group as part of their shared procedural framework for managing group affiliations.