Miguel is researching the effects of pollution on the pacific ocean, and he has found several potential sources. which is a
scholarly source?
a surfer's blog that contains daily observations
a message board that contains people's questions about sea life
an interactive website about deep-sea fishing
an academic journal about the marine environment

Step-by-step explanation:

Answer is D

Option (4)

Step-by-step explanation:

Scholarly sources is usually defined as a journal or an article or published paper, that are commonly written by the research scholars or the experts, in order to update or give recently updated information regarding any subjects and topics. This is very much helpful for the research purposes and are known as academic or peer-reviewed sources.

From the above given options, an academic journal regarding the marine environment will be highly helpful to Miguel in his research on the effects of pollution in Pacific ocean.

Thus, the correct answer is option (4).