Here are the best paraphrased answers for each sentence:

1. **A.** A smile conveys distinct messages in different parts of the world.

2. **A.** A stuffy nose and elevated temperature are signs you may have the flu.

3. **A.** The price of a resort vacation typically includes meals, tips, and equipment rentals, which makes your trip more cost-effective.

4. **B.** Giraffes are similar to Acacia leaves and in the way that they can absorb 75 pounds of food per day.

5. **B.** There is dismay that many lesser-used languages may pass away, as languages such as Chinese, English, and Spanish become more broadly spoken.

6. **A.** The causes of the rising levels of pollution are the growth and expansion of industry as well as the number of people traveling by air.

7. **A.** The social status of females has seen a remarkable change for the last two decades.