The correct answer is A. In that time, it was important to know where a person's family was from.
Family name has always been important in history. It is still important nowadays, but many might disagree with that.
This is an example of an idiom.
An idiom that has a different meaning than what it sounds like.
It doesn’t actually mean that the steak is high. “The steaks were too high” simply means that it’s too dangerous/risky.
Hope this helps!
