the answer to this question is c, your welcome ;)
They travel to The US primarily: one in five potential migrants named the country as their preferred destination. Meanwhile, Germany, Canada, the United Kingdom, France, Australia and Saudi Arabia appeal to at least 25 million adults each. Roughly 20 countries attract more than two-thirds of all potential migrants worldwide. This is because they can supply good jobs and basically there are job opportunities there
In modern factories each worker has a determined task or is specialized in a specific job. For example, imagine that you have a puzzle, in modern factories there is a single worker for each piece of the puzzle, and they don't know the big picture but they should be able to find the other pieces that connect with their own by using their reason. This is why, the right answer is option c, they will often have to solve problems with limited information.
South Korea is definitely not totalitarian, monarchist or communist. The correct answer is that it is democratic. (also it is true that it is a country with a strong economy, and it shares a border with a potentially hostile neighbor. )