Denmark ending its absolute monarchy and adopting a liberal constitution was a direct result of the revolutions of 1848.
The revolutions of 1848 took place towards the end of the first half of 19th century. It was a series of revolts held by republicans against the monarchies in Europe.
The impact of the revolutions of 1848 on Denmark was so much that it had to end the rule of absolute monarchy in its region and adopted a liberal constitution in the years that followed.
Hence, option C holds true regarding the revolutions of 1848.
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