Use the drop-down menu to complete the sentence. by standardizing the length of cart axles, shi huangdi was able to standardize the shape of a. wheels b. roads c. currency d. bags of rice

Correct answer is "B".

By standardizing the length of cart axles, Shi Huangdi was able to standardize the shape of roads.

Shi Huangdi achievements made him one of the most respected and influential individuals in world history, and a legacy among the Chinese.

b. martin luther king jr. wrote and spoke "i have a dream"

explanation:

i know this 100 percent is correct   b. is the best one. < 3