Lilly is 74 years old. her children and grandchildren have noticed a change in her personality as well as a decline in her intellectual abilities. she is unable to speak an entire sentence and has difficulty remembering. she seems confused and irritable most of the time. it is most likely that she is suffering from:

Lilly is 74 years old. Her children and grandchildren have noticed a change in her personality as well as a decline in her intellectual abilities. She is unable to speak an entire sentence and has difficulty remembering. She seems confused and irritable most of the time. It is most likely that she is suffering from:senility