Arrange the following (I to IV) in the order of increasing masses. I. 0.5 mole of \[{{O}_{3}}\] II. \[3.01\times {{10}^{23}}\] molecules of \[{{O}_{2}}\] III. 5.6 L of \[C{{O}_{2}}\] at STP IV. 0.5 g atom of \[{{O}_{2}}\]

• A. IV < III < II < I
• B. II < I < III < IV
• C. II = I < III < IV
• D. I < III < IV < II