________is used in aircraft and in vehicles such as cars and as a solvent while dry cleaning clothes.

Options

A. Gasoline
B. Naphtha
C. Diesel
D. Naphtha

Answer

To solve the question, we need to identify the substance that is commonly used in aircraft, vehicles such as cars, and as a solvent for dry cleaning clothes.

### Step-by-Step Solution:

1. **Understanding the Context**: The question is asking for a specific substance that serves multiple purposes: it is used in aircraft, in vehicles (like cars), and as a solvent in dry cleaning.

2. **Analyzing the Options**: The options provided include naphthalene and gasoline. We need to evaluate which of these fits the criteria mentioned.

3. **Evaluating Naphthalene**:
- Naphthalene is primarily known for its use in mothballs and as a chemical intermediate.
- It is not typically used as a fuel in vehicles or aircraft, nor is it a common solvent for dry cleaning.

4. **Evaluating Gasoline**:
- Gasoline is a petroleum product that is widely used as fuel in vehicles, including cars.
- It is also used in some aircraft as a lighter fuel compared to diesel.
- Additionally, gasoline can be used as a solvent in various cleaning processes, including dry cleaning.

5. **Conclusion**: Based on the analysis, gasoline is the substance that meets all the criteria outlined in the question. Therefore, the answer is **gasoline**.

### Final Answer:
Gasoline is used in aircraft and in vehicles such as cars and as a solvent while dry cleaning clothes.

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