Choose the sentence with the correct use of a preposition: Saira decided to rearrange the furniture on their room., Saira decided to rearrange the furniture for their room., Saira decided to rearrange the furniture at their room., Saira decided to rearrange the furniture in their room.
Choose the sentence with the correct use of a preposition: Saira decided to rearrange the furniture on their room., Saira decided to rearrange the furniture for their room., Saira decided to rearrange the furniture at their room., Saira decided to rearrange the furniture in their room.
Explanation
The preposition "in" is used to show something is inside a space or place.
Furniture is inside a room, so "in their room" is the correct usage.