One of the following is a stimulant

Options

A. LSD
B. Opium
C. Heroin
D. Cocaine

Answer

**Step-by-Step Solution:**

1. **Identify the Question:** The question asks to identify which of the given options is a stimulant.

2. **List the Options:** The options provided are:
- Option 1: LSD
- Option 2: Opium
- Option 3: Heroin
- Option 4: Cocaine

3. **Define Stimulants:** Stimulants are substances that increase activity in the central nervous system (CNS), leading to increased alertness, attention, and energy.

4. **Analyze Each Option:**
- **Option 1: LSD** - LSD (Lysergic acid diethylamide) is classified as a hallucinogen, not a stimulant. It alters perception and mood but does not primarily stimulate the CNS.
- **Option 2: Opium** - Opium is a narcotic derived from the opium poppy. It is primarily a depressant and does not stimulate the CNS.
- **Option 3: Heroin** - Heroin is also a narcotic and a depressant. It is derived from morphine and does not act as a stimulant.
- **Option 4: Cocaine** - Cocaine is a natural stimulant derived from the coca plant. It is known to increase heart rate, blood pressure, and induce feelings of euphoria.

5. **Conclusion:** Based on the analysis, the only stimulant among the options is **Cocaine** (Option 4).

6. **Final Answer:** The answer to the question is **Option 4: Cocaine**.

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