Use the following scenario to answer the following question(s)
Sombra a development company wants to build new hotels on a beach close to your home you know there is an extensive coral reef off the coast and you often go snorkeling to look at the coral and fish you are a member of the save our reefs committee and want to convince the townspeople to protest the development youir day job is a scientist researching ocean adicidfication.
You explain the main threat to reefs worldwide is:______
a. inland pollution.
b. marine-based pollution
c. overfishing.
d. coastal development.