A bucket is filled fasterat the lower stairs than at the upper stairs
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the lake is the bhopal lake

answer; /// i believe that the correct answer is (c)

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; i want to hold your hand;