(A) The boy broke the glass.
S O
(B) The glass was broken by the boy.
S O
The following concepts emerge in linguistics on the basis of (A) and (B):
(a) The S of (A) is both grammatical and logical subject.
(b) The S of (B) is the logical subject but it is not a grammatical subject.
(c) The S of (A) is not a grammatical subject but it is a logicał subject.
(d) The S of (B) is the grammatical subject but it is not the logical subject.
Choose the correct option: