A clause is defined as a group of related words that contains a subject and a predicate
Whiles a phrase is defined as a group of related words that do not contain a subject and a predicate
Answer:
Odysseus has a plan to defeat the suitors. ... He warns Telemachus not to say anything if the suitors taunt him. He warns Telemachus not to tell Laertes, or Penelope that he is back. He wants to discover whether or not she can still be trusted.
I believe its:
B- TO PROVIDE DETAILS TO SUPPORT THE ESSAY'S MAIN IDEA