Final answer:
The other mother wants Coraline because she wants to trap and control her. The cat reveals that the other mother wants Coraline's soul. This indicates that the other mother seeks someone to fill a void in her life and asserts her power.
Step-by-step explanation:
The other mother wants Coraline because she wants to trap and control her. In the book, the cat explains that the other mother wants Coraline's soul. The cat says, "She wants something to love, I think, something that isn't her." From this, we can infer that the other mother is looking for someone to fill a void in her life and to exert power and control over.
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