Question

What physical feature had the greatest effect on China's contact with other countries?

Answer 1

Answer:

im going with A but i would also reccommend B so idek

Explanation:

Answer 2

Answer:

A. vast, flat deserts made northward travel easier.

Explanation:

i got it from another question just like this one so if its wrong i'm sorry. they just keep saying in the comments that it was A . so if i'm wrong i'm sorry