Read this excerpt from Chapter 7, The Narrative of the Life of Frederick Douglass and answer the question.

In this way I got a good many lessons in writing, which it is quite possible I should never have gotten in any other way. During this time, my copy-book was the board fence, brick wall, and pavement; my pen and ink was a lump of chalk. With these, I learned mainly to write.

What is Douglass’ explicit meaning in the excerpt?

He likes school.
He learned to write.
He learned from life.
He misses school.