you can ask any question from ur homework and somebody will answer it and take how many points u gave for the queston, you can answer other peoples questions for points and brainliest. The more brainliest and points u have the more ur ranking will go up. And you can make friends on here 2. It's helpful and fun all in one.
All you have to do is ask questions and help others solve the questions they have asked as well. Answering questions is how you earn points, which make it so you can ask people questions and reward them for their answers.
Using the United States and Japan as an example, one prominent similarity would be that both countries practice the economic system of capitalism, while a major difference would be that the United States is a heavy exporter while Japan in a heavy importer.