What is the purpose of the figure 3 in the text? a) To show the response curve of a sound system in a normal room. b) To show the response curve ...

What is the purpose of the figure 3 in the text?


a) To show the response curve of a sound system in a normal room.
b) To show the response curve of a sound system in an anechoic chamber.
c) To compare the response curves of different sound systems.
d) To explain the importance of knowing the measurement conditions.