While researching his informative speech on nostradamus, matias thinks the information he finds on wikipedia will be more interesting for his listeners than the information he finds in periodicals. since his topic isn’t that serious anyway, matias figures it would keep the audience more engaged if he uses the information from wikipedia. matias is not following which guideline for ensuring the accuracy of his information?

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.

Rafael needs to add a title row to a table that he has inserted in word. what should he do? use the alignment options. use the merge and center option for all the cells in the top row. use the merge and center option on the first two cells in the top row. none of the above

Type the correct answer in the box. spell all words correctly. the managing director of a company sends a christmas greeting to all his employees through the company email. which type of network does he use? he uses an