A producer can include someone involved in the mining industry. Some of the factors to be considered before production starts are what are the grade and tonnage say of the metals involved? Also, the geometry of the deposit is important to know how to develop it ie open pit or underground or both. Also the economics must be considered ie what is the world market price of the metal in question and the prognosis for its future price?
Old history work contained mythology. Modern history work covers anything that happened at the last 220 years of human existence(after French revolution).
And that the system aristocratic
A. A government and its citizens
