Generate a sentence that answers this question: "Someone stranded in the Sahara can potentially save their life with a".

Answer: a cactus stem is used for storing water

Generate a sentence that answers this question: "Lightening could be a combustion of".

Answer: lightning can cause a forest fire

Generate a sentence that answers this question: "which one of these is approximately opposite in acquisition to doing chores?".

Answer:
doing chores is a learned characteristic