Which of the following correctly summarizes the path of olfaction?
A.
Chemicals in the air- olfactory receptors- olfactory epithelium- cilia- olfactory bulb- brain
B.
Chemicals in the air- olfactory epithelium- olfactory receptors- olfactory bulb- cilia- brain
C.
Chemicals in the air- olfactory epithelium- olfactory receptors- cilia-olfactory bulb- brain
D.
Chemicals in the air- olfactory receptors- olfactory epithelium- olfactory bulb- cilia- brain