The bark of which one of the following plants is used as a condiment in food stuffs?

Options

A. Cinnamomum zeylanicum
B. Tamarindus indica
C. Psidium guajava
D. Azadirchta indica

Answer

To answer the question about which plant's bark is used as a condiment in foodstuffs, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question asks for a plant whose bark is used as a condiment in food. A condiment is a substance added to food to enhance its flavor.

2. **Identify Common Condiments**: Think about common condiments that are derived from plants. Some examples include spices, herbs, and flavoring agents.

3. **Focus on Bark-Based Condiments**: Since the question specifically mentions bark, we need to consider which condiments come from the bark of plants.

4. **Recall Known Examples**: One well-known condiment that comes from the bark is cinnamon. Cinnamon is derived from the inner bark of trees from the genus Cinnamomum.

5. **Confirm the Plant Name**: The scientific name for the cinnamon plant is Cinnamomum zeylanicum (or Cinnamomum verum). This is the plant whose bark is commonly used as a spice.

6. **Select the Correct Option**: Based on the information gathered, the correct answer to the question is Cinnamomum zeylanicum.

### Final Answer:
The bark of **Cinnamomum zeylanicum** is used as a condiment in foodstuffs.

---