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6. What does Geher et al look at when it comes to the anxiety levels of males and females?

  • Males have higher levels of anxiety
  • Females have higher levels of anxiety
  • Equal levels of anxiety

7. Maternal grandparents have more investment why?

  • Because they know that it's their grandchild
  • Because they tend to have more money
  • This is not true

8. Who looked at the sexual arousal of males when shown sexual imagery?

  • Harris
  • Simmons
  • Anderson

9. What is parental investment?

  • Investments made by parents to increase chance of survival
  • Investments made by family to help parents in chance of offspring survival
  • Investments given by parents into child education specifically