【单选题】I was 13 when Benji came into our lives. With his deep brown eyes, floppy ears and cheerful disposition, he was my constant companion throughout my teenage years. We would play together in the garden,...
A.
To show that animals have consciousness.
B.
To raise the question of animal consciousness.
C.
Because Benji was his best friend.
D.
To illustrate the differences between dogs and chimps.