Which of the following is true regarding the differences between New World and Old World monkeys?

W) New World monkeys evolved from prosimians, while Old World monkeys evolved from anthropoids

X) New World monkeys are all arboreal, while Old World monkeys include some ground-

dwelling species

Y) New World monkeys lack prehensile tails, while Old World monkeys have prehensile tails

Z) New World monkeys have downward pointed noses, while Old World monkeys have flat, spreading noses
X) NEW WORLD MONKEYS ARE ALL ARBOREAL, WHILE OLD WORLD MONKEYS INCLUDE SOME GROUND-DWELLING SPECIES