For one of our classes (formal writing) we need to do a little test and their is one question I absolutely can't answer and then I thought of this forum full of Reds who have been speaking English since the day they were born so I really would appreciate your help.
P.S. I only have one hour left before I have to hand this in

The following text is excerpted from a short student essay. Which of the elements below are NOT appropriate in this (formal writing) context?
In a bilingual country, such as Belgium, identity will always be a hot topic. Historically speaking, it is correct to say that <division> has always marked our country. The Flemish have claimed victory once in 1302 but fact of the matter is that, to this day still, there is an ongoing debate about identity in this small country which will not see its outcome.
Question 4
answers
1. (...) there is an ongoing debate about identity in this small country which will not see its outcome.
2. (...) but fact of the matter is that, to this day still (...)
3. (...) identity will always be a hot topic.
4. Historically speaking (...)