the masseter muscle.
The secretions of the parotid gland are transported to the oral cavity by the Stensen duct. It arises from the anterior surface of the gland, traversing the masseter muscle.
Sit ups, because you are using your core.
You may know what to do for something but you also have to show the person that you care and show them kindness. Things are a lot easier when someone shows care AND knowledge into what they're doing.