Question

The majority of marine organisms are found in coastal regions, rather than the open ocean. Which of the following best explains why?
(A)Ocean currents bring nutrient-rich water into coastal regions.
(B)Salinity is usually much higher in coastal regions.
(C)Temperatures in coastal regions are usually more temperate.
(D)The shallow waters of coastal regions provide less oxygen.

Answer 1

a, i guess. but that's not a guarantee.

Answer 2

just dont choose C

Answer 3

https://answers.yahoo.com/question/index?qid=20130102095056AARldXr