Which phrase correctly defines net production efficiency? The amount of energy– A. captured from sunlight
B. available to decomposers
C. stored in roots
D. available to make new tissue tissue

A. Captured from sunlight

Explanation:

It is A because their is production from the energy being captured sunlight  because that energy is used to power solar panels which power a lot of things.

there is no

explanation:

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds