Question

this article is about paranormal research, or haunting investigations. paranormal investigators visit locations that are reported to be haunted, interview people with ties to the location, and use special equipment that is supposed to pick up paranormal signals. they may also use a psychic, a person who is supposed to have a special connection with the supernatural.

which detail should be added to the summary?

• paranormal investigators may also use humans to help them determine whether a ghost is present.
• while the existence of ghosts has not been scientifically verified, paranormal investigators hope to use science to verify their existence.
• some people wonder how to determine whether a certain place is haunted.
• most paranormal investigators begin by researching the history of the location.

Explanation:

To determine the correct detail for the summary, we analyze each option:

• The first option: The article mentions using a psychic (a human) to help with paranormal investigations, so this aligns with the content as it relates to using humans (psychics) to check for ghosts.
• The second option: The original article does not discuss the scientific verification of ghosts' existence, so this is not a detail from the given text.
• The third option: The article is about what paranormal investigators do, not about people's wonderings about haunted places, so this is irrelevant.
• The fourth option: The article does not mention researching the history of the location as a starting point, so this is not a detail from the text.

Answer:

A. Paranormal investigators may also use humans to help them determine whether a ghost is present.