What advice can you offer him so he can improve his phone etiquette? identify yourself immediately and be . identify yourself after you give your company’s name. use another form of greeting and be abrasive.

answer; i believe that the correct answer is ; the eastern and western churches spoke different languages;

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.

f 5 , h