During shadow formation, penumbra is seen

Options

A. inside the umbra
B. outside the umbra
C. away from the umbra
D. none of these

Explanation

### Step-by-Step Solution:

1. **Understanding Shadow Formation**:
- A shadow is formed when an opaque object blocks the light from a light source. The light cannot pass through the opaque object, resulting in a dark area behind it.

2. **Identifying the Parts of a Shadow**:
- When an object blocks light, two regions are formed:
- **Umbra**: This is the central, darkest part of the shadow where no light reaches.
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