Which one of these correctly describes the location of the

Which one of these correctly describes the location of the spiral organ?
a. Between the tympanic membrane and the oval window in the inner ear
b. In the utricle and saccule within the vestibule
c. Be twee n the tectorial membrane and the basilar membrane in the cochlear canal
d. Between the nasal cavities and the throat
e. Between the outer and inner ear within the semicircular canals