It really depends on the time period, but if we're talking in general, China had Confucian views, while India had the caste system. Both were very patriarchal, but China's social system was more based on family values and India was more focused on jobs. China was way more strict ("women should stay in the house", foot binding, etc.) I hope this helps somewhat. :)
The correct answer to this open question is the following.
Although there no options attached we can say the following.
Ancient Greece thinkers doubted that the gods had created events in nature to encourage education and curiosity in the following way.
These Greek thinkers and philosophers invited their students to question everything so they could use their minds and logic to come up with answers.
That represented the beginning of the philosophical schools in ancient Greece. Let's put the example of the great Socrates, who taught their students in the Agora, Socratic Mauyeutics was the technique developed by Socrates to establish a dialogue and ask questions after being answered. One question for every answer so students could permanently have an inquisitive mind.
Slavery started because people liked having other people work for free, so they enslaved others. They were brought by ships from Africa. They would usually work on farms and ranches. The jobs were different because of the climate. One type of climate made it possible to grow cotton, another to grow tobacco, another for crops, and so on. They were important because they were free. Since wealthy land owners didn't have to pay workers, they got extremely rich because they had almost no losses at all.