Usability & Compatibility — quiz

Users consistently try to click on navigation category names expecting them to be links, but the names only expand a dropdown and are not clickable. Which Nielsen heuristic does this most directly violate?

• Error Prevention
• Consistency and Standards — users have a mental model from other websites where navigation labels are clickable links, and the design breaks that established convention
• Help Users Recognise, Diagnose, and Recover from Errors
• Aesthetic and Minimalist Design