Yes, it is C because C refers to multiple people which would be children.
A complex-compound sentence is used in this excerpt.
It reveals that the speaker’s mother tongue is not English and that his mastery of English is very substandard. The verbal conjugations present several mistakes, such as lack of differentiation of singular and plural conjugation, incorrect or missing use of appropriate verbal tenses (simple past tense), incorrect use of auxiliary verbs, incorrect use of gerunds and infinitives. The sentence construction is also deficient, discourse is plagued by fragments and lack of grammatical subjects.
Answer:
My dolls are kept on the shelves.
Explanation:
Doll - Dolls
Is- Are
Shelf - Shelves
