How do the characters' actions contribute to the meaning of the passage?

Read the claim from an argumentative essay. graffiti art deserves to be treated like "real” art because, like other types of art, it has its own unique style, contains artistic elements like color and composition, and expresses the emotions and viewpoints of the artists. which statement offers the best evidence to support the claim? the use of spray paint to create original lettering has art critics impressed. one art professor said, “actually, graffiti art isn’t on our curriculum this year.” “i prefer classic art, but i’ve seen a lot of graffiti art,” said a gallery owner. last year, our art class took a walking tour of graffiti art in a nearby city.

Central ideas are the most ideas in a text.

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?