Adding Car Images
The car images view controller already exists on the iPhone storyboard, so you can load and show it. Doing this takes two steps: adding a storyboard identifier, and loading and preparing the controller, as described here:
1. Open Main_iPhone.storyboard in the Layout editor and select the car image view controller.
2. Set the Storyboard ID to CarImagesViewController in the Identity inspector, as shown in Figure 11-11.
Figure 11-11 Setting the storyboard identifier
When a view controller has a storyboard ID, you can use the UIStoryboard method instantiateViewControllerWithIdentifier: to load an instance.
3. Open MainMenuViewController.m ...
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