Correct Answer - Option 4 : 3, 1, 4, 2, 5
Room comes first in the order.
It is followed by Flat.
Flat is followed by Apartment.
Apartment is followed by Street.
Street is followed by Town.
The correct order is,
Room (3) → Flat (1) → Apartment (4) → Street (2) → Town (5)
Hence, “3, 1, 4, 2, 5” is the correct answer.