The important feature of collagen fibre is `:-`

Options

A. Branched
B. Elastic
C. Move freely
D. Present in bundles

Explanation

### Step-by-Step Solution:

1. **Understanding Collagen Fibers**:
- Collagen fibers are a type of protein fiber that are abundant in the body. They play a crucial role in providing strength and support to various tissues.

2. **Characteristics of Collagen**:
- Collagen fibers are known for being strong, tough, and non-elastic. They are typically white and shiny in appearance.

3. **Location in the Body**:
- These fibers are primarily found in connective tissues, including cartilage, tendons, ligaments, and bones.

4. **Arrangement of Collagen Fibers**:
- An important feature of collagen fibers is that they are arranged in bundles. These bundles are typically organized parallel to one another, particularly in dense irregular connective tissue.

5. **Choosing the Correct Answer**:
- Based on the characteristics and arrangement of collagen fibers, the correct answer to the question regarding the important feature of collagen fiber is that they are present in bundles.

### Final Answer:
The important feature of collagen fiber is that they are present in bundles.

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