Should people be allowed to keep animals as pets?

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Across
  1. 1. benefits
  2. 4. take care of
  3. 5. to have physical or mental pain
  4. 9. many; several
  5. 10. to kill an animal that is very ill or very old so it is not in pain anymore
  6. 11. keeping your appearance neat and clean
  7. 12. a feeling of having a friend
  8. 13. to own animals in order to produce more animals
Down
  1. 2. to be taken by a new owner
  2. 3. to behave or deal with someone in a certain way
  3. 6. often; usually; normally; at the same time everyday
  4. 7. a lot; enough
  5. 8. people who do not have pets