Explanation:

The word "some" is used to indicate an unspecified quantity or number. It can refer to a small or large number of people at the bus stop, making it the correct answer for this question.

Examples:

- Some people are waiting for the bus.
- There are some students in the library.
- Some of my friends are coming to the party.

Usage:

The word "some" can be used in various contexts to refer to an unspecified quantity or number. It is commonly used in informal conversations and is considered a neutral term. It is important to note that "some" cannot be used to refer to a specific number or quantity, so it should be used only when the exact number is unknown or irrelevant.

Benefits:

Using the word "some" instead of a specific number or quantity can be beneficial in several ways. It avoids making assumptions or generalizations about the number of people present, and it allows for flexibility in the statement. Additionally, using "some" can be helpful in situations where the exact number is unknown or difficult to determine.