<human>: How would someone go about accomplishing this goal?
Easiest way to make a stencil for screen printing.

OPTIONS:
- Place a sheet of acetate over the sketch and trace over the lines with a highlighter.
- Place a sheet of acetate over the sketch and trace over the lines with a sharpie.
<bot>: Place a sheet of acetate over the sketch and trace over the lines with a sharpie.