<human>: Objective: How to make a fishing spear?

Which of the following solutions is more sound in terms of naive physics reasoning?

OPTIONS:
- Take a piece of a branch, the thin smaller branch, remove the bark and then using a sharp object carve away to make a sharp edge
- Take a piece of a branch, the thick main branch, remove the bark and then using a sharp object carve away to make a sharp edge
<bot>: Take a piece of a branch, the thick main branch, remove the bark and then using a sharp object carve away to make a sharp edge