No, It took the end of the paleolithic age to start hunting and gathering as soon as they started hunting and gathering it was called the neolithic age. It took 800,000 years to start hunting and gathering
Answer:
( In ) is the preposition
Stratus clouds are low clouds with a uniform layered base that are formed by rising thermals.
Answer: negative reinforcement by escape
Explanation: Negative reinforcement occurs when a disliked or aversive stimulus is prevented or altered or stopped. The scenario above describes negative reinforcement by escape which means that an aversive, unwanted or disliked event is removed after it has occurred. Escape is a negative reinforcement and occurs when the aversive stimulus has occurred before being removed. In the context above, Tom was only able to prevent his loss after it has occurred, meaning an escape negative reinforcement.
