1. What types of values does the source property of the Image component accept?
   1. Image components accept paths to local files.
   2. Image components accept remote image URLs.
   3. Image components accept paths to local files and remote image URLs.
2. What should you use as a placeholder while images load?
   1. You should use a placeholder image that makes sense for the context where the image is used.
   2. You should use an ActivityIndicator component for any images on the screen that haven't loaded yet.
   3. The Image component automatically handles placeholders for you.

3. How can you scale an image using the Image component?
   1. You have to make sure that only scaled images are used in the Image component.
   2. By setting the width and the height property, the Image component will automatically handle scaling the image for you.
   3. Scaling images in a mobile app is CPU intensive and should be avoided.
4. Is it worth installing the react-native-vector-icons package for your app?
   1. Yes, this package makes thousands of icons available to your app and icons are an important tool for communicating intent to users.
   2. No, it's a lot of overhead and icons aren't helpful in mobile apps.