Answer:
Agricultural yields were about 2 tan (a unit of about 110 pounds or 50 kilograms) of grain per mu during the Song dynasty, compared with 1 tan during the early Han and 1.5 tan during the late Tang.
Explanation:
Paleolithic Age
Paleolithic refers to when stone was used for tools, hunting, etc.
Many Americans valued his time as a leader and strong commander after the Americans entered the war. But with the war not done yet done re ran for a fourth term. back to the third run; world war 2 was raging in Europe and the pacific. so Roosevelt agree to run for a third run in 1940. he died of a massive cerebral hemorrhage. hope this helps
Afghanistan, Syria and Turkey are the countries that were involved with the Persian Empire. (I learned this in 6th grade/social studies)
