Which of the following have a short life and are constantly being replaced

A)  auditory hair cells and cilia
B)  rods and cones 
C)  olfactory cilia and taste cells
D)  pheromones and taste buds

Olfactory Cilia

Hair-like structures located in the nasal cavity that serve as receptor sites for smell, playing a crucial role in the sense of smell.

Taste Cells

Specialized cells within the taste buds that are responsible for detecting sweet, sour, salty, bitter, and umami tastes.

Auditory Hair Cells

Sensory cells located in the cochlea of the inner ear that convert sound waves into electrical signals for the brain to interpret as sound.