Which of the following is a symptom of altitude sickness?AIrritationBHeart palpitationsCBleedingDHungerAnswer: B. Heart palpitations Read Explanation: Among the above-given options heart palpitation is a symptom of altitude sickness. It occurs due to a decrease in pressure around a person due to which there is a decrease in oxygen level. Some other symptoms are nausea, fatigue, etc. Read more in App