Is it (true or false) that art can bring attention to social injustice and other social problems?

What is pictured below? a. great grotto, boboli gardens b. st. peter’s basilica c. the tempietto d. bramante grotto

Ineed someone to describe what they mean in the instructions !

Why did the pilgrimage churches undergo large scale building projects? a. to accommodate the rising number of visitors b. to provide a clearer path for communion c. to appear more like a cross d. none of the above