Answer:
Option a=>>feeling in-between stages.
Step-by-step explanation:
Jeffrey Arnett is one of the many Psychologists that worked on stages of development in human beings. Jeffrey Arnett worked on the the kind of Behavior that human beings display between their adolescence ages and young adulthood and this is known as EMERGING ADULTHOOD.
According to Jeffrey Arnett, there are several features that is being displayed by human beings at this stage and they are; age of identity explorations, age of instability, self-focused age, age of feeling in-between and the age of possibilities.