Which famous baseball player died from a progressive condition that affected his nerve cells and muscles, and the condition later took his name?

Henry Louis Gehrig is the famous baseball player that died from a progressive condition that affected his nerve cells and muscles, and the condition later took his name.

Henry Louis Gehrig was an American famous baseball first baseman who was diagnosed with Amyotrophic lateral sclerosis (ALS); a progressive incurable nervous system disease that destroys nerve cells and muscles and causes disability. Henry Louis Gehrig died from the disease at age 38, and the disease is now popularly referred to as "Lou Gehrig's disease".

phylogenetic tree is the tree of life or evolution tree. it shows the different branches of evolution. the sequence goes like tissues - coelom - backbone - endoskeleton - segmentation

it would be c. xylem.