The answer D seems the most reasonable
7. The best time to plant flower seeds, of course, is just before a rainy season, not in the middle of a hot dry summer.
8. Our neighbor, Miss Allen, manages two apartment houses.
9. As a matter of fact, most horses can run four miles without having to stop.
10. The Comanches, like many nomadic tribes, once traveled throughout Kansas, New Mexico, Texas, and Oklahoma.
I wasn't sure about number 6.
Hope this helps,
Davinia.
Answer: It is relevant and sufficient, because she gives convincing examples of how phones support classwork.
Explanation:
Parvati's argument in favor of using cell phones in class is valid and sufficient. The evidence she presents is strong - she claims that cell phones are useful research tools that enable us to find the right piece of information. She also provides specific examples and even explains a situation in her class where cell phones were used. This makes her argument convincing, because she supports her claim with solid evidence.
