Goal and options: how do you take a screenshot on your phone?
output answer: press and hold the power button and the top volume button at the same time for a second.

Goal and options: To salvage books you have read,
output answer: do not write in them or bend the pages down and then resell them on Amazon or eBay.

Goal and options: Remove toilet clog.
output answer:
Pour one cup baking soda mixed with one cup vinegar down toilet.