Which technological advancement originated during the Gupta period in India? geometric grid system
Sanskrit
two-arm balance scale
metallurgy

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.  

on april 6, 1917, the u.s. joined its allies--britain, france, and russia--to fight in world war i. under the command of major general john j. pershing, more than 2 million u.s. soldiers fought on battlefields in france.

continental currency was denominated in dollars from $​1⁄6 to $80, including many odd denominations in between.

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