50. Consider the following pairs:
Fighter jet Country
1. FC-31 : China
2. F-35 : U.S.A
3. J-20 : Japan
Which of the pairs given above is/are correctly matched?
FC-31: It is the second fifth-generation fighter jet of china.
J-20: it is the first fifth-generation fighter jet of china.
F-35: it is the world’s most technically advanced fighter jet of U.S.A.