Yotam chose vegetarianism as his topic for a research paper. He then generated a number of research questions. The question he decided to further research is, "How does a vegetarian diet impact human health?” What is Yotam’s next step in the research process?

Locate as much information as he can on the topic.
Go directly to the encyclopedia section in the library.
Create a list of potential roadblocks to research.
Create a list of appropriate resources on the topic.