At higher altitude, the vehicles result in
A. hydrocarbon emission
B. carbon monoxide emission
C. all of the mentioned
D. none of the mentioned
Answer:A
At higher altitude, the vehicles result in
A. hydrocarbon emission B. carbon monoxide emission C. all of the mentioned D. none of the mentioned
Explanation: At higher altitudes the vehicles result in hydrocarbon and carbon monoxide emissions while at lower altitudes the vehicles result in poor drivability. 5. At higher altitude, power is