When answering this question, you can talk about how advertising helps a company promote its products or services, attract new customers, and build brand awareness. Advertising can also help companies stand out from competitors and increase sales. You might also mention that advertising is a way for companies to communicate their values and messages to the public. However, you could add that while advertising is important, other factors like product quality and customer service also play a big role in a company's success.

在回答这个问题时，你可以谈谈广告如何帮助公司推广其产品或服务，吸引新客户，并提升品牌知名度。广告还可以帮助公司从竞争对手中脱颖而出，增加销售额。你也可以提到，广告是公司向公众传达其价值观和信息的一种方式。然而，你可以补充说明，虽然广告很重要，但产品质量和客户服务等其他因素在公司的成功中也起着重要作用。