What did the Chinese write on before they invented paper?
a: silk and bamboo
b: hides and leather
c: seaweed and straw
d: tree bark and leaves

Before its invention, bones, tortoise shells, and bamboo slips were all used as writing surfaces, but as Chinese civilization developed they proved themselves unsuitable because of their bulk and weight. Hemp fiber and silk were used to make paper but the quality was far from satisfactory.

Explanation:

Before its invention, bones, tortoise shells, and bamboo slips were all used as writing surfaces, but as Chinese civilization developed they proved themselves unsuitable because of their bulk and weight. Hemp fiber and silk were used to make paper but the quality was far from satisfactory.

the money supply is the total amount of money available in the economy. how do changes in the money supply affect people and businesses?

nothing

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