The Question and Answer section for The Odyssey is a great resource to ask questions, find answers, and discuss the novel.
We are not apprised of the specific muse called upon by Homer in the text, as Zeus has nine Daughters of Wit and Charm. It is widely believed, however, that the muse in question is Calliope.... the muse of epic poetry.
Odysseus leaves Calypso's island on a raft (B).
I see no evidence of the above quote in my version of The Odyssey. What specific version or translation are you using?