I guess it is a source name. If I'm wrong, sorry
Answer: Bolding, italicizing.
Explanation:
Bolding makes the words more visible and darker, witch results in making them look more important to the reader.
Italicizing also makes words more visible and important looking.
When you see these two things in a document you can assume they are important.
Answer:
Make sure to add the worksheet or document with the question so we can asnwer it properly!
Explanation: