[单项选择]

It’s not much, but it’s home. Francis Chan, an engineer, lives in Hampstead, north Lon don, in a flat that’s just 4ft wide by 21ft long. He loves it.
Tiny though it is, it has got all the comforts. Peter Baynes, Chan’s architect(建筑师), has achieved a clever piece of design, according to architectural experts.
The Chan mini-house was built on what was once a path down the side of a big Victorian house. Not an inch of space is wasted.
When you step in through the front door, you’re standing in the shower, on Britain’s only self-cleansing doormat(自动清洁门垫). A door opens on to an equally tiny toilet with washbasin. Two steps further in comes the kitchen, complete with full-sized cooker and fridge, and washer/ drier. A worktop folds down from the wall.
Another step and you’re into the dining/office area. Four people can sit here for dinner, says Chan as he sets the table-top into place. He even has a fold-do
A. Next to a big house.
B. Under an old building.
C. In a busy London street.
D. By the side of a country road.