How has the relative gap between GNP per capita for Western Europe and GNP per capita for African less-developed countries changed from the late nineteenth century to the present ?

How has the relative gap between GNP per capita for Western Europe and

1.	How has the relative gap between GNP per capita for Western Europe and GNP per capita for African less-developed countries changed from the late nineteenth century to the present ?
A.	declined
B.	increased
C.	remained the same
D.	cannot be determined
Answer» C. remained the same