As a child, cheryl kept to herself because she was afraid of social interactions. as an adult, she keeps to herself because she enjoys the personal reflection and introspection that time alone allows. allport might call this an example of:

France played a key role in the american revolutionary war (american war of independence; 1775–1783). motivated by the ideals of the new nation which were inspired by the french enlightenment, as well as its long-term rivalry with britain and so as to avenge their territorial losses during the french and indian war, france secretly began sending supplies to the americans in 1775.

Basically create a schedule on what you need to study and stick with it