Write about all these Qs as an essay, to see how you connect between these Qs.
What is writing? Has the definition of writing changed through history? Has your definition of writing changed as you've had to write?
How does writing apply to your future career? In what ways will it be important (or not) and what skills do you think will be the most helpful to you?
What is your writing process? What helps you to be the most productive and produce the best work?