PLEASE HELP

Is my answer correct?

What is one advantage of listening to an audio recording as opposed to silently reading a play?

London includes a quote about john thornton as he is observing hal attempt to motivate the exhausted dogs "it was idle, he knew, to get between a fool and his folly". if the word "idle" is defined as "of no real worth, importance, or significance", what does this statement mean with regard to hal? who is the fool? what is hal's folly? why would john thornton think it of no real worth or useless to intervene?

The function described as consumption and the absorption of energy through photosynthesis is called a. respiration b.energy absorption/food consumption c.excretion d. re-charge