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

### Instruction:
The Powerbook 100 model has what processor?

### Inputs:
table_name: table, columns: ['Processor', 'Model', 'Clock speed (MHz)', 'L1 cache (bytes)', 'Introduced', 'Discontinued']

### Response:
SELECT Processor FROM table WHERE Model = powerbook 100