If a regular dose of drug or alcohol is not provided to an addicted person,he shows some withdrawal symptoms. List any four such withdrawal symptoms.

(N/A) When an addicted person is deprived of their regular dose of drugs or alcohol,the body reacts with a set of characteristic symptoms known as withdrawal symptoms. These occur because the body has become physiologically dependent on the substance. Four common withdrawal symptoms include:
$(a)$ Anxiety
$(b)$ Shakiness (tremors)
$(c)$ Nausea
$(d)$ Sweating
Other symptoms may include muscular twitching and extreme nervousness.