Most people in Georgia live in which two regions? Appalachian Plateau and Blue Ridge
Piedmont and Coastal Plain
Ridge and Valley and Coastal Plain
Blue Ridge and Coastal Plain

is this an essay or multiple choice

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.

the answer is d.index

could you go a bit more in depth with you question? it's quite hard to understand. as soon as you do that i will be glad to : )