Beginning with Homo habilis, human evolution followed a sure course of increasing brain size relative to body size.
a. True
b. False
Indicate whether the statement is true or false
Question 2
Native Americans domesticated over 300 food crops, including two of the four most important ones in the world today:
a. tomatoes and squash.
b. wheat and rice.
c. potatoes and maize.
d. broccoli and asparagus.
e. peas and carrots.