Answer:
The best and most correct answer among the choices provided by your question is the second choice or letter B.
Explanation:
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The correct answer is "Both authors state that coral reefs are polluting the ocean floor". That is the statement that is not true.
The rest of the statements are true:
1 - Both authors state that coral reefs are threatened.
(author 1) due to enviromental causes such us light, temperature, etc.
(author 2) little has been done to proctect them
2 - Both authors suggest that something must be done to save the reefs
(author 1) if the problem continues there will not be a suitable home for sea life
(author 2) establishing more parks would help
3 - Both authors suggest that coral reefs are fragile.
(author 1) states that the coral reefs fall apart
(author 2) says that they have a fragile enviroment
They know how to navigate the seas. They would know how to get places quicker and more efficiently. Map making would also be better and more accurate.
I don't know what novel you are referencing but a physical boundary is like don't touch me in my face or on my arm, whereas a social boundary is who you associate with and who you let into your group <span />