Which of the following operations do forward iterators have? a. overloaded operator+ to add an int value to the iterator to move the place the iterator points forward by the argument number of elements. b. overloaded operator* to multiply the iterator by an int value to move the place the iterator points by a number of elements equal to the argument. c. overloaded operator++ to move the place the iterator points forward by one element. d. overloaded operator-- to move the place the iterator points backward by one element.

Complete the sentence based on your knowledge of the professional difficulties faced by music artists. digital technology allows audiences to see free live telecasts of music or dance performances through

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.

What are some ways to use a range name in a formula? check all that apply. in the defined names group, click use in formula, and then select the desired name. begin typing the name in the formula, select a name from the autocomplete list, and use the arrow keys and tab key to enter the name in the formula. begin typing the formula, and then click and drag with the mouse to select the cells to include in the formula. right-click one of the cells in the range. click formula options, and use the dialog box to add the name.