The halo effect is:

Question $1$ options:

when observational methods and ratings scales will likely not be an effective tool to use due to the vague nature of the attribute being observed.

when the overall impression of an individual clouds the rating of that person in one select area.

when the individual doing the rating identifies with the person being rated and thus rates the individual inaccurately.

when an individual is being too nice in his or her ratings of another.