QUESTION 70 Given:11. // insert code here12. private N min, max;13. public N getMin() { return min; }14. public N getMax() { return max; }15. public void add(N added) {16. if (min == null || added.doubleValue() < min.doubleValue())17. min = added;18. if (max == null || added.doubleValue() > max.doubleValue())19. max = added;20. }21. } Which two, inserted at line 11, will..