Which of the Following Best Explains the Need for a Constant

Multiple Choice

Which of the following best explains the need for a constant influx of sunlight to sustain Earth's biosphere?

A) energy from sunlight moves through ecosystems but is lost as heat
B) energy from sunlight warms the Earth, which allows organisms to flourish
C) energy from sunlight is the primary source of chemical energy
D) energy from sunlight strikes Earth and is recycled through food webs