The last one is not true. Only the second statement mentions how fragile the environment is that coral reefs exist in.The first statement focuses on erosion and pollution as causing the reefs to die.
I’d say común and popular
Postponing the Games until 2021 risks scheduling clashes with the world championship events of two of the biggest Olympic sports, track and field and swimming. Though officials did not specify new dates for the Tokyo Games, they were originally planned for July 24 to Aug. 9, so a shift of exactly 12 months would create certain conflict, absent more maneuvering.
Answer:
They are protesting segregation.
Explanation:
These families are all protesting segregation and the school system is not listening to them.