Final answer:
Reverend Parris encountered a witch-meeting in the woods, which would be very disturbing for a Puritan minister.
Step-by-step explanation:
Reverend Parris encountered a witch-meeting in the woods. This would be an especially upsetting sight for a Puritan minister because the Puritans believed in the existence of witches who had made a pact with the Devil and were in league with dark forces. The Puritan society viewed witchcraft as a serious offense and the presence of witches would be seen as a threat to the community's moral and spiritual well-being.