The major vehicle through which the No Child Left Behind Act seeks to ensure mastery of basic skills for all children is . a. encouraging creativity
b. improving curriculum
c. emphasizing Testing
d. increasing teacher training

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.

i think it is the third one.

the template that is used is page layout then the margins option and finally choose the normal option.

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