n=https%253A96252F Saved The following data have been collected for three different cost items. Cost Item Y Z Cost at Cost at 180 140 units units $8,000 $10,560 $5,000 $5,000 $6,500 $9,100 Which of the following classifications of these cost items by cost behavior is correct? A) B) C) D) Cost X variable mixed variable mixed Cost Y fixed fixed fixed variable Cost z variable variable mixed mixed Multiple Choice Choice A Choice B Choice Saved Y Z $5,000 $5,000 $6,500 $9,100 Which of the following classifications of these cost items by cost behavior is correct? A) B) Cost x variable mixed variable mixed Cost y fixed fixed fixed variable Cost z variable variable mixed mixed D) Multiple Choice Choice A Choice B Choice Choice D