Answer :
True, in major operations, joint force commanders need a clear understanding of the national strategic objectives and how military operations support those objectives.
A commander is a (military) officer in command of a military organization or operation or (military) a naval commission lower than a naval captain but higher than a lieutenant. Basically, commanders are heads of the groups.
Large-scale operations require joint commanders to have a clear understanding of national strategic objectives and how military operations support those objectives to lead the team.
With this knowledge, the commander can lead the team having an idea of the things that will occur and to plan according to them.
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