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the disadvantage of the arm and body rappel for low slope descent. correct answers There is potential injury from abrasions to the arms and hands. arm and body rappel is used for correct answers short, low-angle slopes. For high angle work the use of a ______. There are many brands of ________ The AHJ should ___________ correct answers descent control device is the preferred and safest method. descent control devices available on the market. make the final decision as to what type of d...