Internal-existing or located on the inside of something
External-belonging to or forming the outer surface or structure of something.
Well i dont know what makes you happy, but i think you should use family, friends, music, reading, being outside... hope this helped, if you need more help lmk :)
It kills/destroys forests and the animals that live there. Possibly killing endangered animals. To answer the question it kills animals or scaring them off to roam around in other places. And it lowers the amount of trees to take in CO2 and expel Oxygen
I believe it’s A) Makes laws
The second alarm circuit hadn't been connected up at the time.