The organ of Corti is a structure present in

Options

A. external ear
B. middle ear
C. semi circular canal
D. cochlea

Explanation

To determine where the organ of Corti is located, follow these steps:

1. **Understand the Structure**: The organ of Corti is a crucial structure involved in the hearing process. It contains sensory hair cells that convert sound vibrations into neural signals.

2. **Identify the Options**: The question provides four options:
- External ear
- Middle ear
- Semicircular canal
...