Which of the following would, if true, be a clear example of a gene x environment interaction?
A person with relatively short parents ends up being quite tall
A middle-aged woman has a genetic condition that leads to severe memory loss at age 45, but she remains happy because of the support provided by her friends and family
A young man gets sick with meningitis and suffers from impaired attention, but he recovers after several months of treatment by a clinical psychologist
A young woman has a gene that ordinarily leads to depression, but she leads a non-stressful life and as a result never experiences depression