Which of the Following Best Summarizes the Results in the Study

Which of the following best summarizes the results in the study by Wallace Friesen (1972) of emotional expression while watching disgusting videos?

A) Participants from both Japan and the United States expressed disgust when watching the video alone, but masked their disgust with a neutral face when watching it in the presence of a higher-status experimenter.
B) Participants from the United States expressed disgust whether they were alone or in the presence of an experimenter; Japanese participants showed a neutral expression whether they were alone or with the experimenter.
C) Participants from both Japan and the United States expressed disgust when watching the video alone; in the experimenter's presence, the Japanese showed a neutral expression, and the Americans smiled.
D) Participants from the United States expressed disgust whether they were alone or in the presence of an experimenter; Japanese participants showed a disgust expression when they were alone, but smiled when the experimenter was present.