What best describes the ancient Silk Road A it was overland route between China and Arabia B it was a single highway connecting to China and Europe C it was a route connecting China to India Persia and Egypt D it was a sea route connecting China to Egypt Arabia and Greece

I would say the answer is c

Explanation:

Because right of the bat d is off the list. It was not a single highway connecting China and Europe. C as the most locations listed.

there is an explationation of this on a site called crash   course world history 1

well, there are a lot of places we get information about earth from. like science classes, websites, books, newspapers, etc.