Mud will keeo the foot print thing of it like this you cannot walk on water so there is no footprint sand blows easy so it wont stay either mud is soft and moldable so your footprint would stick and you cant have a footprint on rock cause its hard
Answer:
Only the strongest would survive each year and be able to breed
Explanation:
According to Darwin's theory of evolution if an animal were to be put into terrain whether local or new, the animal would need to adapt as its surrounding slowly change. If said animal is unable to adapt in time it will perish or be unable to produce strong offspring that will survive.
The answer is A,hope this helps !
Hi,
The answer you're looking for is immune system.
<em>Hope this helps!</em>