Why Couldn't a Human Absorb Enough Oxygen Through Their Skin

Why couldn't a human absorb enough oxygen through their skin like sea anemones are able to?

A) Our surface area to volume is too high for oxygen to reach all tissues
B) Sea anemones live in water, and there is more oxygen available
C) Our surface area to volume is too low for oxygen to reach all tissues
D) Our capillaries do not come close enough to the skin to absorb oxygen
E) Sea anemones have a larger heart relative to the rest of their body