Alexis's behavior is characterized by waning interest in social activities. She has slowly been becoming more remote in her interactions with the world. She just can't seem to keep up with her daily responsibilities. She can't even find the time to bathe or change her clothes regularly. At times she rambles off incoherently when talking to her friends. Her behavior is typical of someone in the phase of schizophrenia.

prodromal

Explanation:

The correct option is - Her behavior is typical of someone in the prodromal phase of schizophrenia.

Reason -

Schizophrenia person symptoms like hallucinations or delusions. But other person may not realize that warning signs can be so big. When it happens, it is  called a prodrome or prodromal stage.

Signs :  

Trouble with the memory or problems with paying attention and staying focused.

Mood swings

Depression.

Anxiety

Feel guilty about things or mistrust others.

to plan an idea out before

answer; motor learning;