A person goes to high altitude and experiences \"Altitude Sickness\"" with symptoms like breathing difficulty and heart palpitations."
Reason: Due to low atmospheric pressure at high altitude, the body does not get sufficient oxygen.
A Both A and R are true and R is the correct explanation of A
B Both A and R are true but R is NOT the correct explanation of A
C A is true but R is false
D A is false but R is true