Can a mother share a room with her son during the college entrance examination?

During the college entrance examination, everything was focused on the son's mental state. After all, it's only been a few days As long as it can keep your son in a good mental state, as long as it is not an act of harming people, killing people, breaking money, hurting people or destroying things, it is acceptable. You know, during the college entrance examination, your son was under great psychological pressure. It is okay to experience anything that can relieve his stress. Why not?