This question involved Latin.
Ostendere : Ostensible :: (D) Videre : Introspection
Answer:
B. eustress
Explanation:
noun
noun: eustress; plural noun: eustresses
moderate or normal psychological stress interpreted as being beneficial for the experiencer.
A commemorative speech has to do with celebrating something or someone. If you want to pay tribute to someone (and there isn't a specific topic you have to talk about), you should talk about someone important to you, someone whom you love and who inspires you - it could be a family member or a friend, or someone you look up to.
The best answer for this question would be:
The music symbolizes pleasure and relaxation, so it brings a
quietly comfortable, contented mood to the poem.
Music stimulates the emotions of people that listen to it,
when attach to other artstic aspects like poetry it enhances the overall mood.