Over half of the african american population in the united states lives in the a. northeast b. west c. midwest d. south select the best answer from the choices provided.

The correct answer is option D. Most  African American population in the United States live in the South. In the  last conducted census, it was showed that more than half of the African American population of the country resided in the South. Out of the 10 cities that hold the biggest amount of African-American residents, eight of them were cities of the South part of the country, including states of Alabama, Georgia, Mississippi, Tennessee, Louisiana and Florida.

the answer is D

Explanation:

explanation:

allergens: overstimulate the nerve system

neurotics: attack nerve cells

mutagens: damage or otherwise alter dna sequence

generators: cause defects during growth and development  

carcinogens: cause unchecked cell growth

i hope you get the idea according to me these are the effects that happened.

answer; decreased;