An Experiment Was Designed to Determine If Gender of the Interviewer

An experiment was designed to determine if gender of the interviewer and the amount of eye contact by the interviewer will influence the participant’s liking of an interviewer. Thus participants were randomly assigned to groups that had either a male or female interviewer who made little, moderate, or sustained eye contact. At the end of the sessions, the participants were asked to rate their liking of the interviewer.
-Which of the following outcomes would indicate an interaction effect?

A) female and male interviewers are liked more with longer eye contact.
B) female and male interviewers are liked less with longer eye contact.
C) female interviewers are liked more with longer eye contact while duration of eye contact has no effect on liking of male interviewers.
D) all of the above are interaction effects.