I believe it's C. But don't take my word for it, it's just what I think it is but it would be wrong.
There are many possible reasons but the two most common were christian missionaries who conducted religious missions all over the world in order to convert people, and the second being direct conquest like what Spaniards did in South American countries.
The answer is A it was used to take the seeds out if the actual cotton before making clothes or whatever they were going to use it for
Answer: There movement kind-off help them exercise and there ideas make the society a better place. The effect off the movement makes them have less food cause they can't carry all there foods to where they are moving to.
Explanation: Well if you move a lot you burn lots of calories and if they come up with an idea they tell the king and him might like or not like it. And if they move a lot they will have less food cause you can't carry all the food you have.
By the way I am 12.