Multi-choice problem: Choose from the options at the end, and answer how do you do this: To extract a splinter

Options:
(a). fill a wide mouth bottle with hot water about 80% to the top. Press tightly to the perimeter of the splinter for a few seconds. The suction will pull down your skin and the splinter will fall out..
(b). fill a wide mouth bottle with hot water about 80% to the top. Press tightly to the perimeter of the splinter for a few minutes. The suction will pull down your skin and the splinter will fall out..
(b).