Question

Why do mnc set up their offices and factories in those region where thry get cheap labour and other resource

Answer 1

Because they will get more profit if they setup their offices and factories in those regions where they will get cheap labour and other resources than any another

Answer 2

MNC set up their offices and factories in those region where they get cheap labour and other resources because:-
1)The cost of production is low
2)The MNC can earn greater profit.
Hope it helps to you.