Is it good to drink 2 tablespoons of apple cider vinegar without dissolving it on anything?

What is the answer to this particular question i have in health

What do you need to verify in a patient's profile? a. name, address, medication b. name, phone number, address, medication, dose, frequency, manufacturer c. name, medication, dose, strength, frequency d. name, history of illness, medication, dose, strength, frequency

Dementia is most commonly associated with what?