Which sentence uses quotation marks correctly?

a.
before our trip to the vatican museum, we read an article titled "raphael's vision of the human."

b.
when in rome, my uncle and i marveled at michelangelo's statue titled "pietà."

c.
have you seen the play "six characters in search of an author" by luigi pirandello?

d.
one of my favorite movies set in italy is "the bicycle thief."

This is a set of words that begins with a preposition.

Which statement describes the central idea of the text in the story learning about the holocaust

What is the speaker telling the grecian urn in these lines from “ode on a grecian urn”? he wishes the urn could talk so he could hear its stories. he knows the urn will still be around for others to see after he is dead. he fears that when he gets old, the urn will suffer because nobody else will take care of it. he wishes the people frozen on the urn could warm up and come to life.