Penguin occurs in

Options

A. Australia
B. Antarctica
C. Africa
D. America

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks where penguins are found. This requires knowledge about the habitat and distribution of penguins.

2. **Identifying Characteristics of Penguins**: Penguins are known to be aquatic birds that are flightless. They are adapted to live in cold environments and are often associated with icy regions.

3. **Analyzing the Options**: The options provided are Australia, Antarctica, Africa, and America. We need to determine which of these regions is primarily associated with penguins.

4. **Considering the Habitat**: Penguins are predominantly found in the Southern Hemisphere, particularly in colder regions. They thrive in environments where there is ice and cold water.

5. **Identifying the Correct Region**: Among the options, Antarctica is known for its extreme cold and is the primary habitat for various species of penguins. While some penguins can be found in other regions (like parts of South America and New Zealand), Antarctica is the most recognized habitat for them.

6. **Conclusion**: Based on the characteristics of penguins and their habitat, the correct answer is Antarctica.

**Final Answer**: Penguins occur in Antarctica.

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