Which of the following is a benefit of texting? A. it is addictive B. It prevents crime C. It allows citizens to submit anonymous tips to the police or D. You can text mean comments anonymously

Selective incapacitation is a strategy to reduce prison population

What is a costume plot? why is it important to a film or theater production?

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.