Activity A. Write F if the given is a function and write NF if it is not. 1. A = (AB) (B,C) (ED) (F,E) 6. F = (1,0) (2,b) (3,c) (4,:1') (3,e) 2. B = (4,2) (2,5) (4,2) (6,7) 7. G = (7,0) (7,b) (7,c) (7,d) (7,e) 3. C = (7,0) (8,b) (9,c) (10,b) 8. H = (x, 5) (y, 6) (z, 7) (w, 8) (q, 9) 4. D = (x ,y) (z ,y) (a ,y) (d ,y) 9. I = (1.5,0) (1.7,b) (1.6,c) (1.8,d) 5. E = (1.5,a) (1.7,b) (1.5,c) (1.7,d) 10. J = (x, 5) (y, 6) (z, 7) (w, 8) (y, 9) B. Which of the following mapping diagrams represent functions? D. Connect column A to the appropriate function to column B. Column A Column B 1. Cell phone a. ball pen 2. Spoon b. father 3. Notebook c. charger 4. Mother d. fork 5. Money e. bills C. Honr can we apply relation in real-life situation? Explain your answer in minimum of 3 sentences. Cite some examples