What Does the Phrase "Seeing the Strange in the Familiar

What does the phrase "seeing the strange in the familiar" imply?

A) recognizing that our behaviour may look peculiar to people from other societies
B) recognizing that society shapes many of the choices we think of as purely personal
C) recognizing that our behaviour would look peculiar to people from different historical periods
D) recognizing that all of us have secrets which we are unlikely to share