___________ was the first artificially made fibre, which is why it is also known as 'the laboratory's first gift to the loom.

Options

A. Rayon
B. Nylon
C. Cotton
D. Silk

Explanation

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks for the name of the first artificially made fiber, which is referred to as "the laboratory's first gift to the loom."

2. **Recall Relevant Information**: From the study of synthetic fibers, we know that various fibers have been developed over time. The first artificial fiber created was significant in the history of textiles.

3. **Determine the Answer**: The first artificially made fiber is **rayon**.

4. **Explain the Significance**: Rayon is known as "the laboratory's first gift to the loom" because it was the first fiber that was synthesized in a laboratory setting, marking a significant advancement in textile technology.

5. **Provide Additional Context**: Rayon is derived from wood pulp, which contains plant cellulose. This makes it a semi-synthetic fiber, as it is made from natural materials but processed through chemical means.

6. **Conclude the Answer**: Therefore, the answer to the question is **rayon**.

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