A student is conducting research for an argument essay to address the question, "Why should people recycle?"
Which two sources would be best to draw from to answer the question?
a blog entry from an activists about the results of a volunteer clean-up initiative at a local park
an article from a scientific journal about the effects of pollution on ocean life
a city website that lists the materials that one can recycle
a government website that describes how recycling benefits humans and the environment