During her three-month visit to the United States, Rose had an opportunity to meet people from diverse cultures. She was very fond of analyzing their facial expressions while meeting them on various...

During her three-month visit to the United States, Rose had an opportunity to meet people from diverse cultures. She was very fond of analyzing their facial expressions while meeting them on various occasions. She observed that _____________women often tried to hide a wide smile behind their hands whereas ___________women smiled broadly without hesitation.

a. African American; Indian

b. Japanese; British

 c. Japanese; Western

 d. African American; Australian