 
<translate> Billy yana son hawan dutse, kuma daga bisani ya sami raunin kwakwalwa saboda menene? Zaɓuɓɓuka: - samun mafi girma - rashin iskar oxygen - faduwa - ƙwanƙwasa - yana hawa Bari mu yi tunani yanzu! Dalili na mataki zuwa mataki: <eng> Billy loved climbing, and he eventually suffered a brain injury due to what?
Options:
- getting higher
- loss of oxygen
- falling
- blisters
- ascending
Let's think now! Step-by-step reasoning: 