When childrearing methods are studied researchers have found that... a) almost children have lasting emotional damage if their parents used abusive methods

b) loving parents who are consistent in their childrearing seldom have troubled children

c) the shared environment of the home has little of any influence on personality

d) parents adopt a preferred method of childrearing and seldom vary from child to child​

c

Explanation:

the influence from family members sometimes are bad but some are good

well considering i can't see the graph, it's probably prices

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.