Answer:
B. They examined the connection of emotion to scents.
Step-by-step explanation:
Faith Hickman Brynie in "Beam Me Up, Smell-ie!" had expressed the idea of recalling the memory through the means of odor. According to Proust phenomenon, the memories of the childhood were able to recalled if the odor related to those memories were retrieved. It has been argued that odor had much capability to retrieve the past memories. The odor helped the people to build the connection that existed with the particular odor that they had smelled in the past.