What group controlled the early spice trade?

In the second half of the first millennium BC the Arab tribes of South and West Arabia took control over the land trade of spices from South Arabia to the Mediterranean Sea. The tribes were the M'ain, Qataban, Hadhramaut, Saba and Himyarite.

Explanation:

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;