In this selection, the author explains that rugby divided into different divisions. This occurred because certain
A leagues were more competitive with the sport.
B groups could not agree on the rules of the sport.
C countries did not have the same tools as others.
D rules caused more injuries to players than others.
The correct answer is B: groups could not agree on the rules of the sport.
Explanation: Rugby was divided into different divisions primarily due to disagreements among various groups regarding the rules of the game. This division allowed the sport to develop different styles and regulations, reflecting the different interpretations and preferences of the organizations involved.