Kianna's change of interests is an example of Erikson's<u> identity vs confusion stage.</u>
Explanation:
The identity vs confusion stage is the 5th stage of Erikson's theory. This stage is during the teen years and is a time of personal exploration that allows the person to construct his or her identity through different experiences. The person learns about what he or she likes and dislikes and thinks about the future. During this process, the teen might be confused at times because he or she is learning about him or herself.
The kingdom of England emerged from the gradual unification of the early medieval Anglo-Saxon kingdoms known as the Heptarchy: East Anglia, Mercia, Northumbria, Kent, Essex, Sussex, and Wessex.