When answering this question, you can compare the advantages and disadvantages of online and offline advertising. Online advertising is often seen as more effective nowadays because it can reach a larger audience quickly, is more targeted, and allows for easier tracking of results. On the other hand, offline advertising, like billboards or flyers, can be more memorable in certain situations and may reach people who aren’t always online. You can also mention that the effectiveness depends on the product, target audience, and goals of the campaign. Giving examples can help make your answer clearer.

回答這個問題時，你可以比較線上與線下廣告的優缺點。線上廣告如今常被視為更有效，因為它能快速觸及更廣泛的觀眾，目標更精準，且結果追蹤更簡便。另一方面，像是看板或傳單等線下廣告，在某些情況下可能更令人印象深刻，並能觸及那些並非時常上網的人。你也可以提到效益取決於產品、目標受眾和活動目標。舉例說明有助於使你的回答更清晰。