Refer to the given figure and select the incorrect option regarding it.

• A.  In some plants, W plays no important role in reproduction, e.g., sugarcane.         
• B.  In some plants, X is used for reproduction, e.g., rose.
• C.  In some plants, Y is edible, e.g., cucumber.
• D.  In some plants, Z is edible, e.g., cabbage.