Which option gives a core ICD-11-aligned feature of a depressive episode?
Depressed mood or loss of interest/pleasure most of the day, nearly every day, for at least two weeks
A single sad mood lasting one afternoon
Improved concentration and increased energy
A preference for spending time alone without distress or impairment
52 exam-style questions on Edexcel GCSE Psychology 3.1 Psychological problems, covering 3.1.1 Symptoms and features (ICD), 3.1.2 Incidence over time, 3.1.3 Effects on individuals and society, 3.1.4 Influence of genes as an explanation, 3.1.5 Cognitive theory explanation of depression, 3.1.6 Learning theory explanation of addiction, 3.1.7 CBT as a treatment, and 3.1.8 Drugs as a treatment. Each one has a worked solution and a mark scheme showing where the marks go.