I would say trains, airplanes, cars, and list some more inventions that were made long time ago.
hope that this helps you. =)
Answer:
i think it is D but if not that i have no evidence to go up with
Explanation:
Dana (30) most likely due to people becoming more stable in "Mid-Life," A range from around 25-45. It starts to become unstable around 50, so my guess would be Dana (30)
Her reactions to her therapist best illustrate the importance of generalization.