Melatonin is secreted by……….which is located at ………..

Options

A. `{:((i),"(ii)"),("Pineal","Dorsal side of the forebrain"):}`
B. `{:((i),"(ii)"),("Pineal","Middle side of the forebrain"):}`
C. `{:((i),"(ii)"),("Pineal","Base of the diencephalon"):}`
D. `{:((i),"(ii)"),("Pineal","Ventral side of the forebrain"):}`

Answer

To answer the question "Melatonin is secreted by……….which is located at ………..", we will break down the information step-by-step.

### Step 1: Identify the gland that secretes melatonin.
- Melatonin is a hormone that is primarily secreted by the **pineal gland**.

### Step 2: Determine the location of the pineal gland.
- The pineal gland is located at the **dorsal side of the forebrain**.

### Final Answer:
- Melatonin is secreted by **the pineal gland**, which is located at **the dorsal side of the forebrain**.