In which of the following situations can multiple regression be performed? Select all that apply.

Select all that apply:

1. predicting the sales of a new video game, given the price of the game and the amount of money spent on advertising
2. predicting theheight and weightof a 40-year-old male, given his life expectancy
3. predicting thestudent'saverage homework grade, given thetime a student takes to finish a 10-question math quiz and the student'sscore on the quiz
4. predicting the sales of a book, given the number of pages in the book