In a business letter, “Yours sincerely,” is an example of a ()。
A.letterhead
B.postal abbreviation
C.salutation
D.complimentary close
正确答案:complimentary close
In a business letter, “Yours sincerely,” is an example of a ()。
A.letterhead
B.postal abbreviation
C.salutation
D.complimentary close
正确答案:complimentary close