Answer:
No
Explanation:
Because firstly, nowadays without money nobody does anything or give anything to people in free. If they actually did then they must be experimenting if it really works.. It would harmful to us too..
so..
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Because it is an instrument of ascultation or listening to sounds produced by the body
<span>Blister, a rounded elevation of the skin containing clear fluid, caused by a separation either between layers of the epidermis or between the epidermis and the dermis.
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so that when together in public it will be no trouble to do what u need or there is no confusion or making the other people uncomfortable and all is well and self respected.