It is a besed on supply and demand so b should be correct if we eye at primises Aur conclusion which standing supportive claim whether to fill 300 or 500cans or bottles but here demnads of big containing which cans are not so patients will demand a great amount of bottles containing 500 ml so revenue will increase it is strong concluclsion if we assume they are demanding more 300 bottles which is no a long durability so 300ml bottles revenue increases and 5ooml decrease so B is vailid answer
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