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vietquocnguyen vietquocnguyen
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Posts: 498
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6 years ago
The earliest humans primarily used tools to ____.
  a. assist in locomotion
  b. provide protection
  c. facilitate the processing of food
  d. ward off predators
  e. construct shelters

Question 2

Fossil footprints in Tanzania document the passage of a bipedal species ____ million years ago.
  a. 2.4
  b. 3.0
  c. 3.6
  d. 4.2
  e. 4.8
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Replies
wrote...
6 years ago
Answer to q. 1

ANSWER: c

Answer to q. 2

ANSWER: c
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