Suppose a population A has 100 observations 101,102,....,200 and another population B has 100 observations 151,152,153,....,250. If Vₐ and Vᵦ represent the variances of the two populations respectively, then Vₐ/Vᵦ is

A. 1
B. 2/3
C. 9/4
D. 4/9