Which instrument did Robert Hooke use to observe cork in the experiment that led to the discovery of cells ?

Options

A. Telescope
B. Kaleidoscope
C. Microscope
D. Periscope

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks which instrument Robert Hooke used to observe cork, leading to his discovery of cells.

2. **Identifying the Options**: The options provided are:
- A) Telescope
- B) Kaleidoscope
- C) Microscope
- D) Paris (which seems to be a misrepresentation or irrelevant option)

3. **Analyzing Each Option**:
- **Telescope**: This instrument is used for observing distant objects, primarily in astronomy. It is not suitable for observing small objects like cork.
- **Kaleidoscope**: This instrument creates beautiful patterns using mirrors and light. It is not used for scientific observation of small structures.
- **Microscope**: This is an optical instrument designed to magnify small objects, making it suitable for observing cells and cork.
- **Paris**: This option does not relate to any scientific instrument and is likely incorrect.

4. **Conclusion**: The correct instrument that Robert Hooke used to observe cork and discover cells is the **microscope**.

5. **Final Answer**: Robert Hooke used a **microscope** to observe cork in his experiment that led to the discovery of cells.

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