Which headquarters level looks more broadly at assessment within their area of responsibility and often concentrates assessment efforts on determining whether progress has been made toward accomplishing the missio?

The answer is "Theater level".

Distinctive level headquarters will probably have diverse assessment focus.

Tactical level headquarters focus more on undertaking assessment, regardless of whether they are performing doled out or inferred errands to standard MOP replying in the event that they're doing things right.

Operational level headquarters focus on OE assessment tending to whether they are accomplishing the distinguished fundamental conditions MOE situated inside the OE for mission achievement.

Theater level (i.e., Geographic Combatant Command-GCC) headquarters regularly look more extensively at crusade evaluation inside the AOR surveying whether they are accomplishing theater-key or battle destinations replying advance toward "achieving the mission."

a)apline.     glad to ! : )