The answer is to produce wood and paper products :)
Answer:
I think its the first one The penny absorbs the light as it enters the cup.
Explanation:
I hope this helps u! :D
Answer: The answer is the last option, Backflow of blood through a defective valve.
Explanation: Hypotension causes high blood pressure, and the other two options are not related to heart murmurs. A hear murmur is when the blood isn't flowing in the right direction causing the hear to beat irregularaly.
