I would say it's A because it sounds like the most important one.
Answer:
c
Explanation:
squirrels are most likely
Answer: An Electrical fuse
Explanation: An electrical fuse is a small, thin metallic conductor designed to melt and/or separate into two pieces for the purpose of breaking a circuit. electrical fuse interrupts circuit current in the event of electrical hazard. A circuit breaker is designed to automatically disconnect to an overcurrent condition.
1. Populations changing over generations
2. Gradual change
3. Speciation
4. Natural selection
5. Common descent