Answer:
B. Provide details about how the murals at Chicano Park celebrate Chicano history and culture.
Step-by-step explanation:
In the given passage, the author mentions how the muralists produce more than 80 murals and paintings that depict a vibrant image of Chicano history and culture. Moreover, these murals include images even from the days of old, like the Aztec Empire.
By mentioning how these muralists "memorialize historical Mexican heroes [...] and cultural icons", the article presents a celebration of the Chicano culture and history through the murals. They are the representation and symbols for the Chicano culture.
Thus , the correct answer is option B.