I believe it the answer is B. Men made the tools and hunted for food. I hope this helped.
Situational influences, i think
Answer:
The ability is called discrimination.
Explanation:
This term is within Operant Conditioning, in which the subject is able to differentiate between various stimulus, focusing mainly on the conditioned ones and disregarding any <em>similar</em> ones which do not signal an unconditioned stimulus.
Answer: Option(c) is correct
Explanation:
According to the question, attaining idea about subject of passage through reading passage can be induced in children by making them practice this skill till this method is over-learned .It can be repeated over the time to make children skilled at this method.
Other options are incorrect because goals cannot be achieved through teaching student different skills, parents getting involved in child's assignment for identifying idea and self identification of idea in sentence. Thus, the correct option is option(c).
D. The fear of the spread of Communism