How did the end of world war i affect the economic opportunities available to women and african americans? both groups enjoyed increased opportunities after the war. women gained jobs, but african americans lost them. it spelled the end of many economic opportunities for both groups. it had little effect on either group.

The correct answer is:

It spelled the end of many economic opportunities for both groups.

After the World War I, women and African Americans were mainly affected by the return of veterans from war, who would most of the time take their jobs. Especially women,  were put in a "secondary" position, where their work force was seen not as priority, or primary, but to "complement" men's work. There were services for nurses, cleaners, secretarial opportunities and so on.

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

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.