The answer would be B,
Hope this helps! :)
Answer: neurology
Explanation:
Neuro means relating to nerves or the nervous system.
Gehrig<span> was known as the </span>Iron Horse<span> because he established a record for the number of consecutive games played by a professional baseball player, appearing in 2130 consecutive games from 1925 to 1939. His record was broken in 1995 by Cal Ripkin, Jr., of the Baltimore Orioles.</span>
