Pleuritis Running A Four Year Old Thoroughbred Stallion Is Examined Because In His Last Race He Performed Poorly...?

A four year old Thoroughbred stallion is examined because in his last race he performed poorly...? - pleuritis running

The driver of the horse has ran out of gas "in the section. The horse fever, tenderness of the breast and has conducted a very limited respiratory effort. A complete blood count and the number of white in the high normal range. Howe, fibrinogen is high. Which of the following would be the most likely cause of problems with this horse
a.excercise induced pulmonary hemorrhage
Pleurisy b.septic
c.displace soft palate
I try to help my friend, take a test, if you could help me would be great.