The answer is D. All of the above, as different changes in the environment can lead to many different things.
Well, sadly, it is effective when it doesn't result in disaster.
Brinksmanship refers to the negotiation practice of letting a situation edge right up to disaster before finding a solution.
It is, however, wildly irresponsible, shortsighted, and often leads to people getting hurt and unnecessary stress.
Most people in Southeast Asia raise livestock for a living
The answer is the second one or Supranationalism