How was the pillage and gift system useful to nobles?

Explanation: In a pillage and gift system, a king or other war leader rewards his loyal soldiers by granting them gifts that came from the plunder of defeated enemies. ... The Mayor of the Palace was a noble who would grant out lands and gifts on behalf of the king and who would, in many cases, command the army.

no options provided, here,but the answer to this question is often: a historian cites a japanese newspaper article published a year after the end of world war ii in order to draw conclusions about the effect of the war on the japanese economy.

clearly from the answer, the historian alludes to historical sources,and records to aid in analyzing and drawing conclusion on the effect of the war on the economy of japan.