[INST] Choose the most appropriate solution to achieve the goal.

GOAL: To remove sharpie pen from a couch

Solutions:
1) soak the area in soy milk so that the region is colored by it.
2) soak the stained area in milk for an hour and then rub away.
/n [/INST]  ###Response: The most appropriate solution to remove sharpie pen from a couch would be: 
1) soak the stained area in milk for an hour and then rub away. 

This is a commonly suggested solution for removing ink stains and has proven to be effective for many people. Soaking the area in soy milk may not have the same effect and could potentially make the stain worse.