Toadstools are

Options

A. Edible fungi
B. Parasitic fungi
C. Poisonous mushrooms
D. Beer producing fungi

Answer

To answer the question "Toadstools are," we will analyze the options provided and determine the correct classification of toadstools.

### Step-by-Step Solution:

1. **Understanding Toadstools**:
- Toadstools are commonly referred to as mushrooms. They are the fleshy, spore-bearing fruiting bodies of fungi.

2. **Identifying Characteristics**:
- Toadstools typically grow above ground on soil or on their food source. They can have various appearances and characteristics.

3. **Analyzing the Options**:
- **Option A: Edible fungi**: While some mushrooms are edible, toadstools are often associated with poisonous varieties.
- **Option B: Parasitic fungi**: Some fungi are parasitic, but this does not specifically define toadstools.
- **Option C: Poisonous mushrooms**: Many toadstools are indeed poisonous, which aligns with the common perception of them.
- **Option D: Beard producing fungi**: This option is not relevant to the classification of toadstools.

4. **Conclusion**:
- Based on the characteristics and common knowledge, the correct answer is **Option C: Poisonous mushrooms**. Toadstools are primarily known for being toxic.

### Final Answer:
Toadstools are **poisonous mushrooms** (Option C).

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