Wow jekson you gave a good question
Answer:
B. the variable that is changed and being tested
The snake population will decrease. If all of the mice in an area die out, some snakes — which feed primarily on mice and other small animals — will starve unless they are able to find another food source.
Please mark Brainliest if this helped you! :)
Because the ratio of surface area to volume is the most efficient<span> at their size.</span>
