Match the discoveries and inventions by early humans with their uses. tiles fire wheel metal dogs pairs used for herding and standing guard arrowboth used for clearing forests arrowboth used for plows and weapons arrowboth used to travel from one place to another arrowboth

Dogs were used in pairs for herding and standing guard. The dogs are friendly helpers in several tasks for mankind, they provide protection and are excellent sheepdogs.

Both wheel and metal were used for clearing forests. Axes and other tools for cutting trees are made of metal.

Both fire and metal were used in making plows and weapons. There are plows made of wood, but usually they are made of metal.

Both wheel and metal were used to travel from one place to another.  The building of transportation needs metal and many use weels.

answer; /// i believe that the correct answer is( it left behind rich

federal power is further limited with a system of checks and balances that gives each branch of government a measure of power over the others.

explanation: