Answer:
A
Explanation:
When a wire is connected to battery terminals, electrons flow from negative to positive. Unlike (opposite) charges attract, like (same) charges repel.
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.
How your teeth are shaped and formed
