person A: My son should have graduated from high school in 2017_comma_ but he didn't.
person B: Why did he not graduate?
person A: He just didn't have the motivation to do what was needed. He did finally graduate this year though.
person B: Did he go to college?
person A: He just got his diploma in the mail a few days ago. He is not going to college. He is just going to find a job and work.