Answer:
The biggest difference between high school and university is that you're treated as an adult. ... That means you get to take greater control of how you spend your time and what you study. It also means that your education is your responsibility, no one is going to do it for you.
Your answer would be a because it would be kinda hard to tell what the person met because of the fact he is using 2 different tenses which will and could be very hard to read and understand what they mean. Hope this makes sense
Some people speak different dialects