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You are developing an application that uses many small images. When the images load, the application runs slowly. You need to improve the performance of the application. What should you do?
Correct Answer: D
Explanation/Reference: Explanation: Because browsers limit how many concurrent HTTP requests they make to a website, a web page with many small icon images can result in a longer load time. You can combine many small images into a single larger image - a CSS sprite - using the free ASP.NET Sprite and Image Optimization Library available from Microsoft. Reference: CSS Sprites and the ASP.NET Sprite and Image Optimization Library http://dotnetslackers.com/articles/aspnet/CSS-Sprites-and-the-ASP-NET-Sprite-and-Image-Optimization- Library.aspx