The electric nature of lightning was established by a scientist named :

Options

A. Isaac Newton
B. Robert Hooke
C. Benjamin Franklin
D. Thales

Explanation

**Step-by-Step Solution:**

1. **Identify the Scientist**: The question asks for the name of the scientist who established the electric nature of lightning. The key figure associated with this discovery is Benjamin Franklin.

2. **Understand the Experiment**: Benjamin Franklin conducted a famous experiment known as the "Kite Experiment." In this experiment, he used a kite to explore the electrical nature of lightning.

3. **Describe the Kite Experiment**: Franklin flew a kite during a thunderstorm. He attached a metallic rod to the kite, which was pointed and designed to attract electrical charges.

4. **Observe the Results**: As the kite flew in the storm, Franklin observed that the metallic rod became electrically charged when it was exposed to the lightning.

5. **Conclusion**: From this experiment, Franklin concluded that lightning is a form of electricity, thereby establishing the electric nature of lightning.

6. **Final Answer**: The scientist who established the electric nature of lightning is Benjamin Franklin.

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