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..
Thankyou
Answer:
Anxiety
Explanation:
Stress can cause serious anxiety.
Cilia is found in the trachea, they keep mucous and dirt etc out of the lungs