This is a contrast to my school days (pre internet) we used to call each other gay but we never inferred that in a malicious way except against this one kid who kept touching the other kids (unwantedly). Even then, we still included him in our activities.
If I was your Dad or teacher…Zack; I remember going through what you’re going through. You still have a chance to improve your grades. There’s time. It’s about finishing well. Let’s look at where you’re having trouble. Let’s get you a tutor son.
One of the strengths of this comic strip is that the characters are growing and developing as people.