 
 <prompt> ```In making a pizza, which process involves a chemical change? Pick from:
 (1). mixing spices for the sauce;
 (2). slicing pepperoni for the topping;
 (3). spreading cheese on the pizza;
 (4). baking the dough to form the crust;
``` <response>: ```(4).```
Translate the text above to Nigerian pidgin. If there is programming code in it, leave as is. Do not add any extra statement in your response: 