What was the corporal doing

A corporal  is defined as the low ranked officer or non commissioned officer in the military.

Explanation:

Corporal is a similar rank in the army services of the other countries forces.Corporal is under the combined standard rank code OR 3 and OR 4

are different each nation employs corporal.

Corporal is the rank of considered a lateral promotion, Corporal is normally commanding a section and squad of soldiers.

The lateral promotion is the used to make the non commissioned officer without that soldiers pay, Corporal is the table of organization and rank for fire team leader ,weapon squad leader .

Corporal is a non commissioned officer in the Indian air force, these rank are used in the Indian air force.