Which is the largest known fossil of reptile

Options

A. Dinosaurs
B. Diplodocus
C. Stegosaurs
D. Igmanodon

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the largest known fossil of reptiles. To answer this, we need to identify which reptile fossil is recognized as the largest.

2. **Identifying Reptiles**: Reptiles include various species, but in the context of fossils, we often refer to dinosaurs, which are a subgroup of reptiles.

3. **Considering Examples of Dinosaurs**: The video mentions several dinosaurs, including Diplodocus, Stegosaurus, and Iguanodon. We need to evaluate their sizes to determine which is the largest.

4. **Analyzing Diplodocus**: Diplodocus is highlighted as a long-necked herbivorous dinosaur. According to the video, it can reach lengths of around 30 meters.

5. **Comparing Other Dinosaurs**:
- **Stegosaurus**: The video states that Stegosaurus was about 6.6 meters long.
- **Iguanodon**: The adult Iguanodon was mentioned to be around 10 meters long.

6. **Conclusion**: After comparing the lengths of the mentioned dinosaurs, it is clear that Diplodocus, with a length of approximately 30 meters, is the largest known fossil of reptiles.

7. **Final Answer**: The largest known fossil of reptiles is Diplodocus.

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