They traded with them selves.
Their civilization has never paused, or changed. They still have their old cultures (sort of) They still have the same language.
Benefits that benefit only a very specific group of people is called purposive benefits.
Purposive benefits are benefits that are rewarded to individuals belonging to a specific interest group. They contribute to a shared cause, and it incentivizes others to join.
Answer:
c. a child being rewarded with a trip to the movies after 5 days of cleaning her room without being asked
Explanation:
- An intermittent behavior is one that is usually made to maintain an established behavior. And it produces a stronger learning and is delivered after some behaviors or responses but not after each and every one.
Well, I believe it to be true. As dirt roads, when they are wet tend to be harder to traverse. It largely depends on the context of the question, however