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:
Think about which man would agree with
i think
I believe it is 2 mandate of above
Answer:
a dries up liqwids and fats
Explanation: