Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Which Fuel Propulsion has a Fleet Series (Quantity) of 04001-04125 (125)?

### Inputs:
table_name: table, columns: ['Builder', 'Model', 'Length (ft/m)', 'Order Year', 'Fuel Propulsion', 'Fleet Series (Quantity)']

### Response:
SELECT Fuel Propulsion FROM table WHERE Fleet Series (Quantity) = 04001-04125 (125)