How does the use of subheadings aid in the reader’s understanding of the passage?

Diego rivera was a famous artist from mexico. most of his paintings were murals. murals are paintings that are made directly on a wall. rivera thought that all people should be able to see beautiful art, not just people who could afford to go to museums. this is why he painted most of his murals on the walls of public buildings

The point of view that london uses in white fang the reader understand the perspectives

What is in his westrose president lincoln central claim in the speech