S: In which part of an informal letter "With love" is used?

What’s “Culture Shock”?
-: A state of distress and tension with possible physical symptoms after a person relocates to an unfamiliar cultural environment
-: The individual's desirable or preferred way of acting or knowing something that is sustained over time and that governs actions
-: It is behavior pattern that is typical of specific groups, which has distinct identities, based on culture, language, ethnicity or race separating them from other groups. Such behaviors are learned early in life from parents, teachers, peers and other human interaction. Norms are the unwritten rules that govern individual behavior. Norms assume importance especially when broken or when an individual finds him/herself in a foreign environment dealing with an unfamiliar culture where the norms are different.
-: Is the identity of a group or culture, or of an individual as her/his belonging to a group or culture affects her/his view of her/him. People who feel they belong to the same culture share a common set of norms.
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