Question

Select the most appropriate preposition to fill in the blank. A baby sister is someone who looks \(\underline{\hspace{1cm}}\) other people's children.

• A. after
• B. for
• C. on
• D. over

Hint:

"Look after" is commonly used when referring to taking care of someone or something.

Answer 1

The Correct Option is A

The correct preposition is "after." In English, the expression "look after" means to take care of or look after something or someone. Therefore, the correct sentence is: "A baby sister is someone who looks after other people's children." Thus, the correct answer is \( \boxed{(a) \text{after}} \).