Three of the following four are alike in a certain way and so form a group. Which is the one that does not belong to that group ?

Options

A. Cave
B. Shanty
C. Hut
D. Nest

Answer

To solve the question, we need to analyze the options provided and determine which one does not belong to the same category as the others.

### Step-by-Step Solution:

1. **Identify the Options:**
- Option 1: Cave
- Option 2: Shanty
- Option 3: Hut
- Option 4: Nest

2. **Analyze Each Option:**
- **Cave:** A natural shelter where early humans lived. It is a dwelling for humans.
- **Shanty:** A type of house made from materials like bamboo and tin sheets. It is also a dwelling for humans.
- **Hut:** A simple, small house, typically made from natural materials. It is another type of dwelling for humans.
- **Nest:** A structure built by birds to lay eggs and raise their young. It is not a dwelling for humans.

3. **Group the Options:**
- The first three options (Cave, Shanty, Hut) are all types of dwellings for humans.
- The fourth option (Nest) is a dwelling for birds.

4. **Determine the Odd One Out:**
- Since the first three options are all human dwellings and the fourth option is a bird's dwelling, the odd one out is **Option 4: Nest**.

### Conclusion:
The option that does not belong to the group is **Option 4: Nest**.

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