If a baker's yeast (cerevisiae) was mutated so that it's SPO11 enzyme (which cuts the DNA to being crossovers) were to be more active and result in more crossovers, this would result in
A.map distances between genes being unchanged compared to the WT.
B.map distances between genes increasing compared to the WT.
C.map distances between genes decreasing compared to the WT
D.nondisjunction increasing.