Which of the Following Events Will Cause Problems with the Body's

Which of the following events will cause problems with the body's ability to exchange gasses between the blood and tissue fluid?

A) an increase in the blood pH due to smoking
B) getting into a car accident and bruising your ribs on the steering wheel
C) getting a piece of meat lodged within your windpipe and not being able to breathe
D) being congested due to a sinus infection
E) playing football and getting the wind knocked out of you