Population density is the study of how many people live in some area as compared to other areas - this helps for example predict whether the area can preduce enough food for itself. It is measured in the number of people per a unit of area.
The correct answer then is:
<span> the number of people who live in a square mile or kilometer</span>
Answer: Food wrappers
Explanation:
The world's oceans are increasingly being polluted as people dump their refuse in the ocean. There are people that try to clean up the ocean and according to statistics they released about their 2019 cleanup, plastic food wrappers were the highest collected ocean trash in that year.
Following them were cigarette butts with the third highest being plastic beverage bottles. Overall, of the top 10 collected ocean trash, 9 of them were made of plastic which shows that humans are pumping a massively unhealthy amount of plastics into the oceans.
Answer:b the namib desert
Explanation: