Which of the following print statements are valid (would work without error) given the following two variables?: score=35total=50 Hint: The variables contain integers, and some of the print statements involve concatenation. print ('You scored', score, 'out of', total) print ('You scored' + score + ' out of ' + total) print ('You scored' + str(score) + ' out of ' + str(total)) print('You scored' score 'out of' total)