The correct answer is D. Multiple sclerosis
It is still unknown what exactly causes multiple sclerosis but there are theories that claim it is due to large physical strain put on the body. That's why there are numerous women who get it after child birth.
Advertisements influence whether you want to buy a product by trying to convince its potential customers to buy the product. Ads usually show the usefulness of the product and appeals to the viewer’s interests. Someone decides whether to buy the product by weighing the benefits they would receive from buying it versus the costs to pay for it. If benefit outweighs cost, a logical person would decide to buy he product.
Answer and Explanation:
A resource that can be used to evaluate your statement about the effectiveness of toothpaste is the comparison between the effect it has on teeth, with the effect of an ordinary toothpaste. You could do this by bringing your family members together and separating them into two groups. One group would use regular toothpaste and the other group would use toothpaste which you believe actually whitens your teeth. The groups were to use the same toothpaste for a month and were to take pictures of the teeth each week. These photos would help you compare the whitening effect of toothpaste and thus prove that your toothpaste is efficient in whitening teeth, as it promises.