A rock that had magnetic pulses to make things pulverize towards it.
It can give someone 3 wishes
We can see here that comparison strategy the author used in the passage is: advantages-versus-disadvantages comparison.
<h3>What is comparison?</h3>
Comparison actually refers to the way two things are seen to be similar or alike in some ways. Comparison is used to show why someone prefers one thing above another.
We can actually see here that the comparison strategy the author used in the passage is "advantages-versus-disadvantages comparison."
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