Math 6

Question Analysis
This question tests the understanding of the closure property of natural numbers under addition.

Key Concept Explanation
The closure property states that the sum of two natural numbers is always a natural number.

Step-by-step Solution
1. Recall the closure property of natural numbers: The sum of two natural numbers is always a natural number.
2. Evaluate each option:
- Option A: A natural number fits the closure property.
- Option B: A fraction is not a result of adding two natural numbers.
- Option C: A ...