If I could only choose one tool for survival on an island, I’d pick:
A) A high-quality survival knife 🔪
Here’s why:
A good knife can help with:
· Building shelter (cutting branches, shaping wood)
· Preparing food (cleaning fish, cutting fruit)
· Making other tools (spears, digging sticks)
· Even starting fire (using the spine with a ferro rod, if designed for it)
While fire starters, water bottles, and cordage are incredibly useful, a knife is the most versatile and foundational survival tool. You can improvise many things with a knife—but it’s much harder to improvise a knife.

All four tools are useful, but the most essential for survival would be
A) A high-quality survival knife