D because if the species was to be removed from an ecosystem, everything that needed that species as food, or the species ould have to adapt to the foods available in the new ecosystem they live in. Hope I helped, and let me know if you are still not 100% sure about the answer, and I'll try to clarify what I said.
Answer: Self awareness
Explanation:
Drinking alcohol and using drugs are common means used by the people to escape from self awareness. One cannot be conscious after drinking alcohol or taking drugs.
If someone does not wants to face the reality and live in his virtual world then he should drink alcohol and take drugs.
The self awareness makes the person realize what he is doing is right or not but due to the effect of alcohol there is no self realization.
Answer:
Innate immunity you are born with.
Acquired immunity you need to work on over time
Explanation:
Poison ivy for example. Come people are born immune to it, while others have to be around it a lot, (agonizingly so), and they will build up immunity to it's poison.
Zero degrees latitude is the line designating the Equator and divides the Earth into two equal hemispheres (north and south).
