<span>In arts, Theme is a broad idea or a message conveyed by a work, such as a painting, photograph or sculpture.</span>
This painting is an attempt to show more of a pause in time captured in a paining/ a memory.
The answer to what makes a reference to a time era known as the golden age is the school of athens
It depends if it's a single or a double bar line.
if it's a double bar line it's just there to separate the sections of the music and if it's a single bar line all it does it separate the beats in order to make a measure.