Please Help! 4. Which statement describes the relationship between
humans' ability to identify animals' grimaces and
deciphering other facial expressions?
O A The author believes that humans' ability to recognize
pain in animals should lead to the ability to recognize
other facial expressions.
OB The author discusses how animals' ability to show pain
through facial expression proves that they are capable
of a wide range of expressions.
O C That author discusses how humans are only interested
in identifying pained facial expressions in animals to
improve the ethical treatment of them.
OD
D The author explains how a grimace can be used as a
base-line emotion for animals, as all humans and
animals have similar expressions of pain.