Name a feature people pay extra for when buying a new car.
| 1 | ac | |
|---|---|---|
| 1 | Air Conditioning | 32 |
| 1 | conditioning | |
| 1 | central air | |
| 1 | air conditioning | |
| 2 | boombox | |
| 2 | woofer | |
| 2 | stereo | |
| 2 | speaker | |
| 2 | sound system | |
| 2 | record player | |
| 2 | phonographs | |
| 2 | ghettoblaster | |
| 2 | amplifier | |
| 3 | sunroof | |
| 3 | skylight | |
| 4 | automatic windows | |
| 4 | windows | |
| 4 | electric windows | |
| 4 | power windows | |
| 5 | seats | |
| 5 | hide seats | |
| 5 | leather seats |