 
 <prompt> ```Soils dey change both through natural processes and as a result of human activity. Which of the following soil changes na only due to natural causes? OPT:
(1). degradation of nutrients due to pesticides;
(2). formation of deserts due to tree felling;
(3). flooding due to dam construction;
(4). removal of nutrients due to heavy rains;
Your answer:``` <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: 