PLZ HELP ASAP!!During the 1200s, Fibonacci brought numerals to Europe. Because he was Italian, Italy was the first region to start using them. These numbers made it easier to use a money-based system of trade and to keep business records.
THE ANSWER IS NOT HINDU

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.

hello it is $0 for apex

answer; regard the action of other people negatively;