Two daily contributions to the population should include Food and sustenance. Sustenance is food or drink that allows you to continue to be alive. It serves as your source of strength to wake up everyday and do work.
Many Native Americans (mostly Southeastern Indians/ ex. Creeks, Chickasaws, and Choctaws) supported the British in the American Revolution, while some supported the American and Spainsh (the Catawbas) because The British Empire promised to protect their land from the White American settlers if they won and fought with them, much like how Britian also promised slaves freedom if they fought for them or became spies. This was because if they won they would controll the land and the Ameircan colonies and what happens to it.
One situation that would definitely NOT lead to an increase in productivity is
D. an increase in the cost of factors of production .
An increase in the cost of production would rather lead to a decrease in productivity - it would make the production more difficult.
Because it opened the Mississippi river to American traffic.