A bucket containing water of depth 15 cm is kept in a lift which is moving upwards with an acceleration 2 g. The pressure at the bottom of the bucket is

• A. \[\text{1}0\text{ g dyne c}{{\text{m}}^{\text{-2}}}\]  
• B.         \[\text{2 dyne c}{{\text{m}}^{\text{-2}}}\]
• C. \[\text{4}0\text{ g dyne c}{{\text{m}}^{\text{-2}}}\]  
• D.         \[\text{45 g dyne c}{{\text{m}}^{\text{-2}}}\]