Which sentence best demonstrates the language required of an argumentative speech? To improve their games, chess players must face skilled opponents and attempt novel strategies.
Chess players often study the strategies and famous matches of well-respected chess masters.
Chess players often make the mistake of playing their peers and less-skilled opponents just for fun.
The only way for chess players to get any better is by learning from the pros and testing out risky moves.

To improve their games, chess players must face skilled opponents and attempt novel strategies.

Explanation:

An argumentative speech is refered to as a form of persuasive speech whereby the aim of the speaker is to convince the audience so that their viewpoints regarding a certain topic can be changed.

The sentence that best demonstrates the language required of an argumentative speech is "To improve their games, chess players must face skilled opponents and attempt novel strategies".

  plan: i will begin with a quotation about the importance of unity in a community. then, i will state my claim that an activity will unite our school by creating a shared vision, purpose, and direction. in the body, i will use three main points that describe the different avenues the students can take: through a variety of clubs, through a special event, or through an awareness week. i will provide evidence about other towns that have unity activities and the kinds of events that they include. pictures will illustrate my three main points in action. for the ending, i will restate the main idea in a new way and pose a question to keep the audience thinking. 

realistic fiction depicts life and society in a true to life  manner.

its main characters are dynamic.

they grow and transform with their experiences, making it easier for readers to  relate to them.

this genre primarily focuses on the  daily struggles  of ordinary people, validating their experiences.

hope that ! : )