Colored pencil drawing of a comparison between lotus root and common root vegetables like carrots and potatoes. The lotus root is depicted on the right, with its segmented structure and internal holes. On the left, show a carrot and potato with their root structures. Use soft natural colors and a clear background. Annotations should indicate the differences, with ‘Lotus Root - Underground Stem’ on the right and ‘Root Vegetable’ on the left, separated by a question mark in the center to indicate the common confusion.