MCQOPTIONS
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| 1. |
Scratching eases itching because |
| A. | it kills germs |
| B. | it suppresses the production of enzymes which cause itching, |
| C. | it removes the outer dust in the skin. |
| D. | it stimulates certain nerves which direct the brain to increase the production ofantihistaminic chemicals. |
| Answer» E. | |