MCQ Practice Question Digital ElectronicsK-Map How many cells are present in a 4-variable Karnaugh map? A4 B8 C16 D32 Show AnswerHide AnswerReport an error Correct Answer: C. 16 Explanation: A K-map for n variables has 2ⁿ cells; for four variables, 2⁴ = 16.Reference: Karnaugh-map structure