Quiz Active 6 7 8 The manor system provided peasants not only protection from invaders, but also ease and relaxation. schools and leisure activites. political and economic choices. O food and shelter.

explanation:

pay attention. give the speaker your undivided attention, and acknowledge the message.

show that you're listening. use your own body language and gestures to show that you are engaged.

provide feedback.

defer judgment.

respond appropriately.

the telephone is the answer

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.