What served as a border between southern and northern china?

In order from largest to smallest what are earths five main oceans

Lomexico, central america, and the caribbean: mastery testselect the correct answer.which of the following was the leading cause of death among native americans after the arrival of europeans? a.conquistadorsb.diseasec.starvationd. warreset

The graph below plots the temperature and luminosity of stars on the main sequence.