The correct answer for the word meaning of "string" is option 'B', which means "thread".

Explanation:

1. What is a string?
A string is a thin and flexible thread-like material that is made up of a number of smaller fibers twisted or woven together. It is commonly used in various applications such as sewing, weaving, and tying.

2. The meaning of "string" as a thread:
When we refer to a string as a thread, we are specifically talking about a long, thin strand of material that is used for sewing or other similar purposes. Threads are typically made of cotton, silk, nylon, or polyester and come in various thicknesses and colors.

Examples:
- When you sew a button onto a shirt, you use a needle and thread to attach it securely.
- The tailor used a strong thread to stitch the torn fabric together.

3. Other meanings of "string":
While the word "string" can have other meanings as well, such as:
- A series of musical notes played in succession on a musical instrument, like a guitar or violin.
- A set of characters or text treated as a single entity by a computer program.
- A set of things or events that are connected or related to each other.

The context of the question suggests that the word "string" is being used in the sense of a thread, which is the most common and straightforward meaning.

In conclusion, the word "string" can have multiple meanings, but in the given question, the correct meaning is "thread" (option 'B').