Answer:
Prodromal phase
Step-by-step explanation:
Rita's schizophrenia is at the prodromal phase. This phase is characterized by changes in mood like anxiety, guilt feelings, mistrusting others, depression, mood swings, irritability, feelings of anger, and suicidal thoughts. By neglecting her work and exhibiting strange behaviors, she was showing signs of obsessive-compulsive phenomenon and dissociative disorders.