Answer :
In sharing the experience they did at the time they did, they experienced Normative history-graded influences.
What are Normative history-graded influences?
- Refers to events in a person's life that happen at the same time as other significant historical events.
- These are normally felt by most people alive at the time.
During their senior year - a point in their lives - Adele and Bettina experienced the significant historical event of the Cuban Missile Crisis.
In conclusion, this is Normative history-graded influences.
Find out more on the Cuban Missile Crisis at https://brainly.com/question/457425.