How it works:

• A low-resolution image (255×169) will appear in the center.
• Four high-resolution images (1020×676) will be displayed.
• Your task is to evaluate the images carefully and pick the best one.
• Click an image to zoom in, then hit "Select" to make your choice.

Take your time, there’s no rush! Each choice will automatically load the next task.

🔒 Rest assured, all data collected is used solely for research purposes.