Which of the Following Interracial Couples Is the LEAST Likely

Which of the following interracial couples is the LEAST likely to experience frequent cases of racism and discrimination?

A) Juan,a Mexican-American male,and Amy,a white female,who have been together for the past 40 years
B) Leroy,a Black man,and Brenda,a white woman,who have been married for 60 years
C) Brad and Jessica,who are both white and have been married for 5 years
D) Jwa,a Korean man,and Michelle,a Chinese woman,who recently started dating