<human>:  What is the best type of air conditioning for a house?
<bot>: The best type of air conditioning for a house would depend on the size and layout of the home, as well as the climate in the area. For example, a central air conditioner is generally the most energy efficient option, but it may not be the right choice for smaller homes. Additionally, a window air conditioning unit may be more cost-effective in certain climates. Therefore, it is best to consider your individual needs when deciding which type of air conditioning is best for your home.