What are the reasons for the development of narrative literature in the Ming Dynasty?

Give three outlines: 1, the development of the commodity economy brought the rise of the citizen class

2, the city class by the traditional cultural education is not as rigorous as the scholar, but a little understanding of the words, the traditional poetry and music is too profound, they do not like to see.

3. Each class has its own way of consuming culture, and novels with romance, chivalry, rivers and lakes, and worldly affairs were quickly embraced by them.

In a big wave of creative craze, produced to gold, water, three, west and other four as the representative of the marketplace novels, covering a variety of world conditions since the Ming Dynasty, and soon spread, like today's network literature.

The above hand-typed, you should be able to give 15 points, for reference