Figure 42-1 Use the Figure to Answer the Corresponding Question(s)

Multiple Choice

Figure 42-1
Use the figure to answer the corresponding question(s) .
-The function of the structure labeled 4 in Figure 41-1 is to:

A) regulate respiration.
B) coordinate complex muscular activities.
C) interpret visual stimuli.
D) act as a relay center for motor and sensory messages.
E) integrate olfactory information.