Holdfast, stipe and frond constitutes the plant body in case of

Options

A. Rhodophyceae
B. Chlorophyceae
C. Phaeophyceae
D. All of these

Explanation

To answer the question "Holdfast, stipe, and frond constitutes the plant body in case of," we will follow these steps:

### Step 1: Define the Terms
- **Holdfast**: This is a structure that anchors the plant to a substrate, similar to roots in higher plants. It helps in the attachment of the plant to a solid surface.
- **Stipe**: This is a stalk-like structure that supports the frond. It is analogous to the stem in higher plants.
- **Frond**: This refers to the leaf-like structure that is usually photosynthetic, allowing the plant to perform photosynthesis.

### Step 2: Identify the Plant Group
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