Which of the following early human species is believed to be the first to leave africa?

I don't see the options for your question.

But the Homo ergaster could have been the first human species to leave Africa, this happened around 1.5 million years ago because fossil remains show that this species expanded its range into southern Europe and Asia.

Here is the options

Explanation:

health care plans in the united states having high costs because they are focusing on providing quality programs for different groups of individuals. the quality of the service is based on money flow received from the members. without this investment, couldn't be possible a constant scientific searching to prevent death and illness caused because of low levels of health investigation. currently, the complaints are not about the highest cost, but about the coverage and benefits to access the necessary health services required by the members.  

besides, if a global health system is established the quality levels will fall down because of the standardized of the health. the access to care will increase but the quality will be low because it depends on the money invested.