The first attempt to classify elements was made by

Options

A. Mendeleev
B. Lothar Meyer
C. Newlands
D. Doberelner

Explanation

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks who made the first attempt to classify elements.

2. **Recall Historical Context**: The classification of elements has a historical background with various scientists contributing to the development of the periodic table.

3. **List the Options**: The options provided are:
- A) Mendeleev
- B) Lothar Meyer
- C) Newland
- D) Dobereiner

4. **Evaluate Each Option**:
- **Mendeleev**: Known for creating the periodic table based on atomic mass and properties of elements.
- **Lothar Meyer**: Also contributed to the periodic table but did so around the same time as Mendeleev.
- **Newland**: Proposed the Law of Octaves in the classification of elements.
- **Dobereiner**: Introduced the concept of triads in 1829, which was an early attempt to classify elements based on their atomic masses.

5. **Determine the Correct Answer**: Based on the historical contributions, the first systematic attempt to classify elements was made by Dobereiner.

6. **Conclusion**: Therefore, the correct answer is **D) Dobereiner**.

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