After September​ 11, 2001, the U. S. government imposed greater restrictions on Student ​(​F-1, ​J-1​) visas making it more difficult for international students to enter the U. S. for undergraduate and graduate study. This is likely to cause in real tuition rates​ (the price of​ education) among trading nations.

A. convergence
B. divergence

its likely to cause convergence

Explanation:

This is likely to cause divergence in real tution rates among trading nations.This is because any sort of [policy or change that is not in the support of liberlization will case divergence in the prices of goods in the trading economies.We can see this from demand and supply side also.

muslims control the north africa during the period of 1500 up

to 1800. they made a barrier to prevent further european exploration from

entering the africa from the north. however, the dutch ware still able to move

toward the interior with having south africa as one of the routes leading to

the east for trading with asia.