Answer:
Raise the beams in less time
Explanation:
As the crane carries the beams in a lesser time its energy will reduce by time
Answer:
those best suited to demands of environment survive
C... an animal that is faster than the others will have way better chances of survival. Thus, the animal with the mutation will pass on the trait more
Hey There! Here is your answer: Your answer will be A "white"! Hope this Helps!