Many of the agricultural workers in central Asia's cotton fields are children. The correct option among all the options that are given in the question is the second option or option "b". These fields favored child labor which is crime in the modern world. I hope the answer comes to your help.
Drainage basin.
Hope this helped~
This means that light from one star takes 100 earth years to travel to the other.
it's 5.879 × 10^14 miles
Land value can mean very different thinks but it terms of this context they are talking about its worth. they are not gonna stack concrete building on a good piece of land that can be used for farming. Due to the fact that it is a urban area they make Ignore a golf course or some type of nature reserve so the land isn't harmed but instead put to good use.