· african-american poet
· newspaper columnist
· “the weary blues”
· harlem renaissance
all of these are describing
a) ralph ellison.
b) langston hughes.
c) louis armstrong.
d) dizzy gillespie.

All the given ones represent Langston Hughes

Explanation:

Langston Hughes wrote Weary blues which served to be an extension of the Negro movement. The culture and the life style and the inhuman treatment, the grievances of the African Americans are clearly revealed in his book.

He was an epitome of humanity though Hughes hailed from the black ethnicity. He was the first African American poet who wrote poems which were sentimental and filled with pathos but expressed in a most comical way. This style bore a great impact in the minds of the people who read it.  

i believe the answer is d.

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.