By Paige Freshwater Teachers can issue detentions for several reasons – whether it’s being late to class, not completing homework, or disrupting a lesson. But for one student, an “inappropriate” joke was enough to land him an after-school detention, much to the amusement of his dad. In a resurfaced Reddit post, the father shared the school’s email explaining why his son would be late home on Tuesday. It read: “You have been assigned a detention for your inappropriate language in class this morning to be served this coming Tuesday after school from 3.05 to 4pm. Please bring class materials and …