A cupboard stands in front of a heater. Air is able to pass through a space beneath the cupboard. Which row shows the temperature of the air in the gap and the direction in which it moves?
- Aair temperature: cool; air direction: away from the heater
- Bair temperature: cool; air direction: towards the heater
- Cair temperature: warm; air direction: away from the heater
- Dair temperature: warm; air direction: towards the heater