Read this excerpt from the passage. It seemed unworthy of a Dragon Painter to accept this multitude of material devices. He had painted on flakes of inner bark, still quivering with the life from which he had rudely torn them. Visions limned on rock and sand had been the more precious for their impermanence. Here, every stroke was to be recorded, each passing whim and mood registered, as in a book of fate.
Which of these best explains how the details in the excerpt help shape the rest of the passage?

Answer choices for the above question

1. They portray Tatsu's former career as an artist, which he will have to give up to begin his new life as a husband.

2. They illustrate the lack of proper art materials in the mountains, which drives Tatsu to come to the city for better ones.

3. They demonstrate Tatsu's unwillingness to start painting dragons, because he would rather continue painting mountains.

4. They reveal the tension created by Tatsu's struggle to