The earliest discovered human tools are dated at about:
a. 4.4 million years
b. 1.0 million years ago
c. 7.5 million years ago
d. 2.6 million years ago
d
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Redistribution refers to:
a. a distribution that takes place multiple times. b. the process by which industry establishes a distribution network. c. a partnership between tribes where each tribe is required to trade and then return what has been given to them. d. the collection of products or money by a central authority, followed by distribution to the group's members.
The current world population is around how many billion?
a. 2 b. 4 .5 c. 7 .5 d. 1 0 e. 1 2
The recent African origins hypothesis is also called the _______________ hypothesis
Fill in the blank(s) with correct word
Living hominids are distinguished from apes in their dentition by having a(n) ________ canine
Fill in the blank(s) with correct word