Because if we use too much coal we are wasting fossil fuels and burning coal hurts the environment so the alternative energy sources provide clean energy
A macrophage is a large phagocytic cell that engulfs foreign particles and pathogens. So Macrophage.
Hope this help! :)
(a) very frequent use of something so that it stops being effective; an over-use.
I believe the answer must be B when considering the options.
I hope this helps, have a great day, and God Bless!
Brainliest is always appreciated :)