How many types of bass are there?
There are two main types of bass: the electric bass and the acoustic bass. There are also various other types of bass, such as the upright bass, the fretless bass, and the double bass.
Instruction: How many types of bass are there?
Context: 
Response: There are two main types of bass: the electric bass and the acoustic bass. There are also various other types of bass, such as the upright bass, the fretless bass, and the double bass.