This question has options. Select from options: Read this fact: "polluting means something poisonous is added to an environment causing harm to the environment"

Now answer this question: "What do humans do to poison the air?"

Select from the following.
1). tailoring old clothing items
2). using a plastic bottle to create a self water for a plant
3). placing plastic into big lakes
4). using old T-shirts to make a blanket
3).