Have there. been ethnic problems in Central Asia? If so, where? If not, why not?

Labor costs would be a large factor holding production of shade-grown coffee back. if it requires higher labor costs to receive a smaller benefit per hectare, then these costs would be prohibitive on expanding this practice to all coffee growing.

Answer(a) one needs to learn from experts and be determined to be the best in the field;

So what is the question

Yep this is right you