Dependence upon a drug is characterized by a state of mental and physical abnormality when the drug is withdrawn. dependence is marked by a craving for the drug.

Physical dependence upon a drug is characterized by a state of mental and physical abnormality when the drug is withdrawn. Psychological dependence is marked by a craving for the drug.

Explanation:

Actually, physical dependence refers to a specific physical condition caused by a chronic drug use, an abrupt drug withdrawal will cause physical symptoms which will be really unpleasant.

On the other hand, psychological dependence refers to emotional and motivational symptoms as an effect from partial or complete drug withdrawal. Common effects are depression, anxiety anhedonia.

Therefore, the correct words that completes perfectly the statements are physical and psychological.

Ithink it's d or it can be itger

If it's a smaller child or infant, place one on the middle of the chest and on the child's back. (if it is a bigger child with enough room for two, place one on the upper right/your left of the chest, and one on the lower left/your right) the pads should never touch each other.