Final answer:
The best way to revise sentence 7 using a gerund phrase is option a: 'Increasing the number of American voters,' I observed in a sneering tone, 'will only increase the number of people who make bad choices.' This revision uses the gerund phrase 'Increasing the number of American voters' to convey the idea of the action of increasing the number of voters in progress.
Step-by-step explanation:
The best way to revise sentence 7 using a gerund phrase is option a: "Increasing the number of American voters," I observed in a sneering tone, "will only increase the number of people who make bad choices." This revision uses the gerund phrase "Increasing the number of American voters" to convey the idea of the action of increasing the number of voters in progress.
The best way to revise sentence 7 using a gerund phrase is option a. "Increasing the number of American voters," I observed in a sneering tone, "will only increase the number of people who make bad choices." This revision effectively incorporates a gerund phrase into the sentence, which begins with the gerund 'increasing' and includes the action that follows.