Homo erectus first emerged in the Oligocene era.
a. True
b. False
Indicate whether the statement is true or false
Question 2
Sixty percent of the crops grown in the world today were invented by _____, who not only remain the developers of the world's largest array of nutritious foods, but are also the primary contributors to the world's varied cuisines.
a. Chinese
b. Romans
c. French
d. Greeks
e. Native Americans