Answer:
Light energy (sunlight)
By autotrophs
As they make food from it
Usually in high-rise buildings, many people bring in plants whether they're real or fake, but D is not the answer. A does not make sense because building adds pollution. B isn't correct because it didn't specify if the building would be near water. C is the answer because animals live in the natural landscape.
it really does depend on what type of 'cell' your talking about. If your talking about a battery type of cells then it's obviouse but I know that there are 3 trillion cells in your body :) reply if this was helpfull
