When faced with this kind of scenario that involves an evil person, what a loyal virtuous person is going to do is to switch the direction of the train thus killing your family member.
This is a type of virtue that is very symbolic of central duties. This is a person who is moral and acts as he is expected to in given situations.
In the question, the feeling of having a family member in harms way may cause some people to let the strangers die.
But the number of strangers compared to the family member is 5:1 so, morally it would be better to have 1 person die and 5 others live.
Read more on loyalty here: https://brainly.com/question/10286547