Q:Write a multi-choice question for the following article, with the given choices and answer: Article: An official media outlet has, for the first time, published a cartoon of President Xi Jinping, with graphic details of his engagements over the past months. Cartoons can make politicians seem more friendly, says Tao Duanfang in an article for The Beijing News. Cartoons can leave a deep impression about a character in the minds of readers. Presidential campaign teams in countries like the US, Canada and Japan have a tradition of crafting products in the shape of politicians' caricatures. Tao points out that caricatures of politicians have become part of pop culture in many countries, with their purposes ranging from publicity to commercial use. Cartoons and caricatures can be used to criticize or ridicule political leaders, too. Besides, they can also help politicians introduce their political views. Tao says that cartoons and caricatures can bring politicians closer to the people and demonstrate the spirit of an inclusive and lively political climate, which is conducive to social progress. Options: A Why political cartoons are useful B How to make political cartoons C Who reads political cartoons D Where to make political cartoons Answer: A Why political cartoons are useful Question:
A:
What is the main idea of the passage?