Crop vs Stitch Pano
For those unsure the clues are in the regularity of the curve in the green circle, and whether the base of the blue tiles on the left are parallel to the base of the image, or points.
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Photography could be easier - if cameras and lenses came with an increase in skill button.
Nikon AF-S DX Nikkor 18-200mm f/3.5-5.6G IF-ED VR
Nikon AF-S DX Nikkor 12-24mm f/4G ED-IF
Nikon AF-S Nikkor 16-35mm f/4G ED VR