If the only way to cite a source is through a secondary source citation, which of the following citations is the correct formatting?

A.(Last name 2, as cited in Last name 1, year)

B.(Last name 1, year)

C.(Last name 2, year)

D.(Last name 1 & Last name 2, year)

正确答案：(Last name 2, as cited in Last name 1, year)