They were using their seniority to question Lin Yi, and it also showed how unconvinced they were of the young Dean!
Perhaps he even thought that he should be the Dean of the alchemy sub-school.
Yan Su didn't throw her signature tantrum-she only smiled at Lin Yi.
He was ready to let Lin Yi handle the situation.
In order to secure his position as Dean, Lin Yi needed to establish his authority. He was more than happy to have someone deliver themselves to him.
After the middle-aged man, there were a few other experienced instructors who spoke up as well. Most of them weren't convinced by Lin Yi's abilities and questioned him.
If Yan Su told them about Lin Yi winning the diamond Grade title yesterday, these people wouldn't jump out and question her, but it would become a hidden danger in the future.
He didn't mention it on purpose so that Lin Yi could understand the situation in the school.
