Written explanation in english?

Question

in my english class we are told to write written explanation and my teacher hasn't explained what it means.

it says to include form, style, structure and language for set audience, purpose and context.

can anyone help?

Answer 1

Well, we can't answer the question.

It says "written EXPLANATION"

It means you will explain something.

How would you explain without a topic?

Answer 2

Um, a written explanation of what?