Yuki wants to do a multimedia presentation on all the effects of disposing waste in the ocean. Which roadblock is Yuki most likely to experience during the research process?

She would find too few sources on the effects of disposing waste in the ocean.
The research required would not fit with Yuki’s timeline for conducting research.
The inability to understand the topic would create a need for an alternative.
There would be too much information, and Yuki would need to narrow the topic.