Define electronegativity

The ability of an atom to attract electrons.

Explanation:

Electronegativity is the ability of an atom to attract electrons.  In a bonded pair, electrons tend to stay closer to the more electronegative atom.  Atoms become more electronegative near the top right of the Periodic Table, with the highest electronegativity being Fluorine.

the answer to your question is c.

if you read the house of usher you should know that the house was haunted

since electrons are negative the answer is neagtaive