Answer:
Henry is abnormal or defective
Explanation:
False consensus effect as the name implies is a bias and is false howbeit a consensus, a kind of general opinion among members of a particular group. It makes people to think that they are 'right' in their thoughts and if you are not thinking like them you are wrong. In the scenario given, Henry's friends will be wondering if he is blind or does not have affinity for the beauty of women, yet they are wrong as that is a 'false consensus effect' because Henry was just trying to be respectful to the woman.