Mature ovary forms the

Options

A. seed
B. stamen
C. pistil
D. fruit

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks what a mature ovary forms. In plants, the ovary is part of the flower and plays a crucial role in reproduction.

2. **Analyzing the Options**:
- **Option 1: Seed**: A seed is formed from the ovule, which is located inside the ovary. Therefore, this option is not correct when we are specifically talking about the mature ovary.
- **Option 2: Stamen**: The stamen is the male reproductive organ of a flower. It does not form from the ovary, so this option is also incorrect.
- **Option 3: Pistil**: The pistil is the female reproductive organ, which includes the ovary, style, and stigma. Since the question is about what the mature ovary forms, this option is not correct.
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