China was able to trade more than ever during the postclassical era because: a. foreign countries gave china new technologies
b. Chinese people began to move to huge cities in Europe
c. miners discovered new sources of gold in china
d. China's government built better roads and canals.

b. Chinese people began to move to huge cities in Europe

Explanation:

d

Explanation:

I am right!! I took the test with my friend we got it right.

the fraction 18/22 is equivalent to 9/11.

in decimal form if needed

this is a proper fraction once the absolute value of the top number or numerator (18) is smaller than the absolute value of the bottom number or denomintor (22).

the fraction 18/22 is equal to 18÷22 and can also be expressed in decimal form as 0.818182.

the magna carta   was the first document   brought upon a king to limit his powers