1. For the first part, you can talk about why companies choose celebrities to promote their products. Usually, it’s because celebrities have a lot of influence and can attract attention. People often trust or admire celebrities, so they might be more likely to buy something if a famous person recommends it. 2. For the second part, you can discuss how effective celebrity endorsements are. Sometimes, they can really boost sales and make a brand more popular, especially if the celebrity is well-liked and fits the product’s image. However, you can also mention that not everyone is influenced by celebrities, and sometimes people might even ignore or distrust ads if they feel the endorsement isn’t genuine.