Answer: They are both steps in the water cycle.
Explanation:
Bipedalism has several advantages comparing to quadrupedalism:
<span><span>· </span><span>Raising the head - This brings to the greater field of vision, detection of distant predators or food,</span></span>
<span><span>· </span>Speed - the maximum speed of bipedal animals is higher,</span>
<span><span>· </span><span>Non-locomotory limbs - become available for other functions (for example, manipulation, flight).</span></span>
I believe the answer would be B. someone correct me if I'm wrong.