During a social event, Elena observes another woman, Harper, flirting with Elena's long-term partner, Julian. Elena immediately walks over, stands closely next to Julian, and makes several highly critical remarks about Harper's character and appearance to humiliate her.
Describe how evolution and natural selection could account for Elena's behavior.
Practise Edexcel A Level Psychology Content with exam-style questions for A Level Psychology. 1,059 questions covering Issues around drug taking, Biological explanations of drug addiction, Learning explanations of drug addiction, Treatments for drug addiction, Anti-drug campaign and strategies, Individual differences, and Developmental psychology, matched to the Edexcel A Level Psychology (9PS0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.