Statement and Conclusion: lifts in buildings with at least three floors

Question 1

Statement: There are more than 50 buildings in a society and in each building there are a minimum of 2 floors and a maximum of 10 floors. A lift is installed in a building if it has at least 3 floors. Based on the above information, four conclusions, as given below, have been made. Which one of these logically follows from the given information?