Question

the superior and inferior colliculi form the major parts of the _____.

cerebral peduncle
red nucleus
pons
corpora quadrigemina

Explanation:

The corpora quadrigemina is composed mainly of the superior and inferior colliculi. The superior colliculi are involved in visual - related functions and the inferior colliculi in auditory - related functions. The other options (cerebral peduncle, red nucleus, pons) are not mainly formed by the superior and inferior colliculi.

Answer:

D. corpora quadrigemina