Based on the Research Conducted with London Taxi Drivers and Bus

Multiple Choice

 Based on the research conducted with London taxi drivers and bus drivers,we can conclude that ____. 

A) the taxi drivers' larger hippocampi caused them to be able to remember complicated routes
B) memorizing maps increased the size of bus drivers' hippocampi but not those of taxi drivers because bus drivers must drive consistent routes
C) portions of the hippocampus enlarged as the taxi drivers memorized complicated maps
D) except in cases of abnormal functioning, there is no relationship between the hippocampus and spatial memory