Read the following context and choose the best option to answer the question.
Context: At one time I had two cats who would hiss and spit and tear about when the other came near . It was quite an impressive show of conflict . When I moved into a small house the situation became even more unpleasant . I was awoken in the night by furious , exploding encounters .
Question: What do the cats hate ?
Options: 
- None of the above choices .
 - They hate their owner .
 - They hate each other .
 - They hate being in the dark at night .


They hate each other .