Multi-choice problem: Continue writing the next sentence in this paragraph:

How to edge a flower bed
Start by removing existing edging material, if there is any.
If there are borders around your flower bed made of plastic, metal, or some other material and you no longer want to use them, pull them carefully out of the ground. Discard this old material.

Possible answers: i. Use the box cutter cutter to cut the new border along the perimeter of the line you drew before. If you have one of these pieces of edging material, they can be cut off or presented alongside the existing border along the perimeter of the bed.. ii. Chisel different sides of the petals to create a border. Chisel each petal from the inner part of the flower along one edge of the raised barrier.. iii. If you cannot pull this up by hand, try working a small hand trowel or pry bar under the bottom edge and levering it out. Sometimes the edging is anchored with stakes, so be sure to remove them first.. iv. Once you've removed the perimeter of the base, cut through the stones and stick the new edging material to the ground. Allow this material to dry completely before proceeding..
iii.