Concept:This is a synonym analogy: the first word and second word have the same meaning.Explanation:Frumpy means dull and old-fashioned.Outdated also means old-fashioned, so Frumpy is related to Outdated by synonymy.Ephemeral means lasting for a very short time.Transient also means lasting only for a short time.Thus, Ephemeral has the same relationship with Transient.Answer:Transient (Option B).