With respect to network devices, servers, endpoints and other hosts, which of the following would be essential to support incident detection and characterization? $($D$3,$ L$7\mathrm{.}1)$

Using the same network time service $($NTS$)$

Using the same brand and version of IDS, IPS and blocked$/$allowed behavior control tools

Using an IAAA

Having all devices protected by identity$-$based firewalls