The answer is in the question. It would be C. The data doesn't support the hypothesis. As the students is completing their experiment they find that their data doesn't support the original hypothesis. Now from there they can change the experiment and see if they get different results or just write down the data and others can do the experiment to see if they get different or similar results.
For one, ordering online or through an app frees up staff while increasing order accuracy. It also trims the queue of customers waiting to order and even offers restaurants a means to track their guests' orders and habits.
1) unreactive metal will not rust or interact with the body’s fluids. 2) lightweight metal making it easier to move about in. 3) tough and strong metal to support the body and protect organs.
I could be wrong here but I think factories and animals are 2 ways carbon gets into the air because animals breath out carbon, while factories pollute the air with carbon. If anything I would think plants are responsible for removing it because they give out oxygen.