Answer:

You can actually use many words to describe a work of art which is of the highest quality. I'll prefer to use the word - <u>'Magnum Opus'</u> which in modern use is used to refer to a creation that has been given much critical praise, especially one that is considered the greatest work of a person's career or to a work of outstanding creativity, skill or profundity,.
Answer:
walking in a straight line or not slurring your words
Alzheimer's disease is the most common cause of dementia.
The word dementia describes a set of symptoms that can include memory loss and difficulties with thinking, problem-solving and/or language. These symptoms occur when the brain is damaged by certain diseases, including Alzheimer's disease.