Is competition a good or bad thing

Which type of formatting technique would you use to group information to make it easier for th audiance to understand

The tone of this speech could best be described as expressing a feeling of read the excerpt from president ronald reagan's speech on the night before the 1980 presidential election, i believe we can embark on a new age of reform in this country and an era of national renewal an era that will reorder the relationship between citizen and government, that will make government again responsive to people, that will revitalize the values of family, work, and neighborhood and that will testore our private and independent social fear hope anger pride

Dogs make wonderful pets because they keep us happy and healthy, the topic sentence is "dogs make wonderful pets". can someone me write a unrelated sentences to the topic and can be eliminated. need asap