Why is speech unique to humans?
a. Great apes do not have the anatomy to speak like humans.
b. No one has pioneered a way to teach great apes.
c. Great apes are not interested in speaking to us.
d. We are not able to hear the vocal ranges expressed by great apes.
Question 2
Today, some 30 of the American population is classified as living in poverty.
a. True
b. False
Indicate whether the statement is true or false