Here is a goal: How to Prepare Plastic Water Bottle to Make Pen Holder

How would you accomplish this goal?

Possible answers:
a). To prepare the water bottle to make your pen holder, just cut off the top using a butcher knife. Just be sure to cut the bottom piece a little smaller than 6.5cm;
b). To prepare the water bottle to make your pen holder, just cut off the top using a pair of scissors. Just be sure to cut the bottom piece a little smaller than 6.5cm;
b).