Relation R has schema R(a,b,c). In the result of the query SELECT a, b, c FROM R ORDER BY c DESC, b ASC; What condition must a tuple t satisfy so that t necessarily precedes the tuple (5,5,5)? Identify one such tuple from the list below. a) (1,5,5) b) (2,3,6) c) (8,6,5) d) (7,5,5)