Question

baseball player lou gehrig was nicknamed the \iron horse\ for his streak of playing 2,130 straight games. what changed this?
a being forced to retire due to a serious illness
b suffering a major hip injury
c dislocating his shoulder during the world series
d deciding to take a break

Explanation:

Lou Gehrig's 2,130-game streak ended when he was diagnosed with amyotrophic lateral sclerosis (ALS), a serious illness that forced his retirement.

Answer:

A. being forced to retire due to a serious illness