Two beakers $A$ and $B$ containing pure water and an aqueous solution,respectively,are placed in a closed container. What will be observed gradually with the passage of time?
- ALevel of water in beaker $A$ becomes lower than the level of solution in beaker $B$.
- BLevel of water in beaker $A$ and level of solution in beaker $B$ remain constant.
- CLevel of water in beaker $A$ increases and that of solution in beaker $B$ decreases.
- DLevel of both the beakers increases.
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