Finish the following sentence with the best choice: Shorten length of screwdriver to fit in place of a belt prong

Choices:
- Using a power dremel with a cutting disc trim the length while screwdriver is held by clamps
- Using a power dremel with a cutting disc trim the length while you hold screwdriver

Answer:
Using a power dremel with a cutting disc trim the length while screwdriver is held by clamps