The endocrine glands present in head region are A, B in neck region are C, D and E is the endocrine' gland present in thorax region. Identify A, B, C, D and E.

Explanation

To identify the endocrine glands in the specified regions, we will categorize them based on their locations: head, neck, and thorax.

### Step-by-Step Solution:

1. **Identify the Endocrine Glands in the Head Region:**
- The two main endocrine glands located in the head region are:
- **A:** Pituitary Gland
- **B:** Pineal Gland
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