Cognitive dysfunction is considered dementia when a person is having memory, language, and problem-solving issues for more than six months.
• A group of symptoms affecting thinking, memory, and social abilities severely enough to interfere with one's daily life is termed as dementia.
• Deficits in verbal, attention, and nonverbal learning, short term and working memory, auditory and visual processing, processing speed, and motor functioning, and problem solving is termed as cognitive dysfunction.
• When cognitive dysfunction has taken place for more than six months and the person is getting difficulty in performing his or her day to day activity, the condition is termed as dementia.
• Some of the cognitive changes, which takes place during dementia is memory loss generally noticed by someone else, difficulty in finding word and communicating, difficulty in problem solving and reasoning, and confusion and disorientation.
Thus, the correct answer is option D.
To know more about:
https://brainly.com/question/11709934
