Scenario-Based Exam Question: A student pilot learns to fly in Duluth, Minn., and plans to escape south in order to spend winters scuba diving in the Cayman Islands. Sensing this, the DPE explores decompression sickness after scuba diving. According to the AIM, the recommended waiting time before going to flight altitudes of up to 8000 feet is at least (_____) hours after diving which has not required controlled ascent (non-decompression stop diving). [Fill in the blank with the best answer.]
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