Dementia are diseases that causes memory loss. It affects individuals daily life very huge. One way to make them understand is to show them and explain to them daily. This may need a huge patience for you but this is the only way.
1) A: reduce trans fat & saturated fat
2) C: registered dietician
3) C: women are at greater risk for osteoperosis
Refuse and only give the patient the regular record
Foods that have more calories, typically have more carbs. To simplify things, carbs make people feel better.