Goal and options: How can I get a good photo of a stranger, when they ask you to take their pic?
output answer: Take a few pics candidly while they get ready for their pose, sometimes the candid shots turn out best.

Goal and options: Chalk will remove all grease stains.
output answer: simply rub the stain with chalk and toss it into the wash as normal

Goal and options: How do I set the table?
output answer:
Start with putting a plate at each place setting, add a fork on the left side of the plate and then add a knife and spoon on the right side of the plate.