The scenario demonstrates the phenomenon cocktail party effect. This is where a person can focus on a thing with the use of his or her auditory senses even when the person is on another stimuli. To simplify, it is where a person can still focus on the person he or she is talking to despite with the noisy background. This is what Lauren's is demonstrating as she can focus on the passenger even if there are multiple announcements.
The member of the parliament
They got it from China since they had silk and porcelain there
Be accepting to all cultures, get rid of stereotypes