Step 1: Identify the subject.
Among the given words, "My brother" forms the subject.
Step 2: Arrange the predicate.
The verb phrase is "loves to share his toys." Combining with the subject: "My brother loves to share his toys."
Step 3: Analyze the options.
(A) Grammatically incorrect.
(B) Incorrect arrangement and meaningless.
(C) Correct arrangement, meaningful sentence.
(D) Incorrect order, not grammatically valid.
Step 4: Conclusion.
The correct sentence is: "My brother loves to share his toys."