[Q]: Which of the following solutions is better for the following goal:
Seal zip lock bag.

[A]: Seal zipper around straw, suck air out, remove straw and complete seal.

[Q]: Which of the following solutions is better for the following goal:
How do I stop the duct tape end from disappearing?

[A]: When you are finished with a project, use a paperclip, stuck to the end of the tape, so give you the end easier next time.

[Q]: Which of the following solutions is better for the following goal:
How to perfectly cut the strap of a dress?

[A]: A good way to cut would be to carefully cut the strap using a sharp scissor right at the boundary, and the sowing/cutting away any rough patch.

[Q]: Which of the following solutions is better for the following goal:
How to make granola

[A]:
Mix 3 cups rolled oats, 1 cup mixed seeds, 1 cup chopped mixed nuts, 1/4 cup shredded coconut and a pinch each of salt and cinnamon. Toss with 1 tablespoon vegetable oil and 3 tablespoons honey. Spread on a baking sheet and bake 25 minutes at 325 degrees F, tossing. Cool; stir in 2 cups mixed dried fruit.