Final answer:
The finding of G. Stanley Hall that was verified is that adolescence is a period of storm and stress.
Step-by-step explanation:
The finding of G. Stanley Hall that was verified is c) Adolescence is a period of storm and stress. It is important to note that G. Stanley Hall's view of adolescence as a time of turmoil and conflict has been challenged in recent research. Most teens do not experience significant storm and stress during adolescence, and conflicts with parents are often minor and related to day-to-day issues such as homework or curfews.