According to Peter Singer,if a Man and a Dog Were

According to Peter Singer,if a man and a dog were both experiencing intense pain,we must assume that:

A) the man's pain should be taken more seriously than the dog's.
B) the man's pain should be taken as seriously as the dog's.
C) the man's pain should be taken less seriously than the dog's.
D) only the dog's pain should be taken into account.