Question: In Mission Critical Data (MCData) scenarios, when using the MBMS download delivery method for group standalone file distribution, what factor(s) influence the MCData server's decision to deliver a file over MBMS?
Option 1: Size of the file to be distributed
Option 2: Type of User Equipment (UE) used by group members
Option 3: Density and distribution of target group members
Option 4: Available network bandwidth at the time of initiation
Explanation: The density and distribution of target group members would be the key factors influencing the decision to use MBMS for file delivery, as this method optimizes resource utilization when many users in a specific area need the same data.