Not all ads are used to promote a product or to increase a company’s profits. Which is the following statement correct?
| A.All the ads are used to promote a product or to increase a company’s profits. |
| B.Neither of ads are used to promote a product or to increase a company’s profits. |
| C.Some of ads are used to promote a product or to increase a company’s profits. |
| D.None of ads are used to promote a product or to increase a company’s profits. |