Put the sentences (a-c) in the correct order, then fill in the blank to make a logical text.

I was one of the few children in my village who was still at school at the age of 15. Every day, I got up early and walked to school. ______
a. Learning then depended mostly on our teachers and textbooks.
b. I learned simply by taking notes during class, memorising them, and doing the homework.
c. We had no library or lab and the nearest bookshop was six kilometres away.