Help me with the question below

The flow/transfer of energy would be A) sound-electrical-sound

Explanation:

When you are talking on the telephone, you speak, which produces sound. The telephone picks up this energy and converts it to electrical signals, which are then converted back to sound on the other end of the line, thus the answer to your question being A) sound-electrical-sound

good one: produce hormones that plants grow.

bad one: the problem with organic matter is that while plant nutrients are needed for crop growth, they can also stimulate excessive growth of the wrong plants – mainly, algae.

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.