The correct option is C Ions
Dehydration refers to a deficit of total body water, with an accompanying disruption of metabolic processes. It results from the loss of water and important electrolytes from the body, including potassium, sodium, chloride and many other minerals. To prevent dehydration, one has to drink plenty of fluids and eat foods high in water such as fruits and vegetables. There are other preventive measures as well which include avoiding alcohol and caffeinated beverages, they increase dehydration. Wear light colored, absorbent, loose fitting clothing. Stay in cool, shades areas when possible, protect your skin with sun block. It can be treated with the help of using an oral rehydration solution which is easily available in chemists shops.Thus, the correct answer is option C.