What event was considered the birth of the two party system?
a. a constitutional amendment demanding two parties in politics
b. debates for ratification of the constitution by the federalists and anti-federalists
c. the debate over slavery leading to the civil war
d. new policies implemented after world war ii

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.

manifest functions are the recognized and intended consequences of any social pattern, while latent functions are those unrecognized and unintended consequences. to analyze the manifest functions of any social institution, we have to study its contribution to the continuation of a group, community, or society.