Answer:
(a) 50 dB
Explanation:
It is given that someone gives training to dog that it will run for food when h whistles a 60 dB whistles and it is also given that dog will not come when he whistles a 70 dB we have to tell that when there is peak shift effect then whistle would lead to the dog fastest running.The dog will run fast for food when there is a whistle of 50 dB when thee is a peak shift effect.
so option (A) will be the correct option
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Yes, because if your parents are alcoholics or something, it shows that alcohol is okay since ur parents or friends are doing it. also its the influence to
The lithosphere is comprised of the crust and uppermost hard, brittle mantle.
