which of the following collection is a set ?

Options

A. the collection of all girls in your class.
B. the collection of intelligent girls in your class.
C. the collection of beautiful girls in your class
D. the collection of tall girls in your class.

Explanation

To determine which of the following collections is a set, we need to understand the definition of a set. A set is a well-defined collection of distinct objects or elements that share a common property. Let's analyze each option given in the question.

### Step-by-Step Solution:

1. **Option 1: The collection of all girls in your class.**
- This collection is well-defined because it includes every girl in the class. There is no ambiguity about who belongs to this collection. Therefore, this is a set.

2. **Option 2: The collection of intelligent girls in your class.**
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