Match the key concepts with their corresponding approaches:
Biological ↔️ Genes, neurotransmitters, hormones
Cognitive ↔️ Information processing, schema, cognitive functions
Learning ↔️ Reinforcement, punishment, association
Psychodynamic ↔️ Unconscious mind, defense mechanisms, psychosexual stages
Humanistic ↔️ Free will, self-concept, unconditional positive regard