According to maguire and colleaguesâ study on the brain structures of london taxi drivers, which part of a taxi driverâs brain is more likely to be larger than normal?

Gray Matter

Explanation:

According to Maguire and colleaguesâ study on the brain structures of London taxi drivers. The Gray Matter, which is a part of the brain,  is more likely to be larger than normal.

answer; no longer than a reasonable period of time;