Explanation: None. 7. The primary method that people use to sense their environment is:
A. reading
B. writing
C. speaking
D. seeing
Answer:A
Explanation: None. 7. The primary method that people use to sense their environment is:
A. reading B. writing C. speaking D. seeing
Explanation: None. 8. The Newell and Simon program that proved theorems of Principia Mathematica was: