There are five identified steps to the CIT method as mentioned in the "Using the Critical Incident Technique in Counselling Psychology Research" article. Clearly all five are important. Please choose the one you believe to be most critical. Describe it and then discuss why you believe it is the most critical step.

Someone wishes to run the software on another computer system that runs an operating system that does not support the software what can he do

Which of the following “invisible” marks represents an inserted tab?

Write a method named addall that could be placed inside the hashintset class. this method accepts another hashintset as a parameter and adds all elements from that set into the current set, if they are not already present. for example, if a set s1 contains [1, 2, 3] and another set s2 contains [1, 7, 3, 9], the call of s1.addall(s2); would change s1 to store [1, 2, 3, 7, 9] in some order. you are allowed to call methods on your set and/or the other set. do not modify the set passed in. this method should run in o(n) time where n is the number of elements in the parameter set passed in.