Olivia Is a U

Olivia is a U.S. citizen. Her mother, who was born in China, and her father, who was born in South Korea, met while they were both studying in France. They later moved to the United States, where Olivia was born. Her parents both maintain aspects of their birth cultures at home, and Olivia shares their appreciation for their ancestral heritages. Which of the following best describes Olivia's ethnicity?

A) American
B) Chinese and Korean
C) Chinese, Korean, and American
D) Chinese, Korean, French, and American
E) American and French