The Following Questions Refer to the Evolutionary Tree in Figure

Multiple Choice

The following questions refer to the evolutionary tree in Figure 22.4,whose horizontal axis represents time (present time is on the far right) and whose vertical axis represents morphological change.
Figure 22.4
-Which species is least expected to have a good record of transitional fossils;in other words,which species' fossils,if present at all,are expected only in relatively superficial (that is,shallow) strata?

A) V
B) W
C) X
D) Y
E) Z