Answer:
vulnerable and susceptible
Explanation:
vulnerable is being open to physical or emotional harm while being susceptible means being influenced or harmed by a particular thing.
Answer:
The present perfect continuous tense (also known as the present perfect progressive tense) shows that something started in the past and is continuing at the present time. The present perfect continuous is formed using the construction has/have been + the present participle (root
B is the correct answer.
In this case, there are no personal experiences stated. There are also no interviews with marine biologists about the future of coral reefs. So, the answer is, indeed, B.
I hope this helps!