Which one of the following depresses brain activity and produces feelings of calmness, relaxtion and drowsiness?

Options

A. Hashish
B. Morphine
C. Amphetamines
D. Valium

Answer

To answer the question "Which one of the following depresses brain activity and produces feelings of calmness, relaxation, and drowsiness?", we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Options**: The options provided are:
- A) Hasis
- B) Morphine
- C) Amphetamines
- D) Valium

2. **Analyze Each Option**:
- **Option A: Hasis** - This is known to have hallucinogenic properties and does not primarily induce calmness or relaxation.
- **Option B: Morphine** - This is an opiate that depresses the respiratory system and can lead to drowsiness, but it is primarily used for pain relief rather than for inducing calmness.
- **Option C: Amphetamines** - These are synthetic stimulants that increase brain activity and alertness, which is the opposite of what the question asks.
- **Option D: Valium** - This is a sedative that is specifically designed to depress brain activity, leading to feelings of calmness, relaxation, and drowsiness.

3. **Conclusion**: Based on the analysis, the option that best fits the description of depressing brain activity and producing feelings of calmness, relaxation, and drowsiness is **Valium**.

### Final Answer:
The correct answer is **D) Valium**.

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