The opinions of the teaching staff were divided as to whether they should change the course book or follow the old one
A. Some members of the teaching staff were in favour of following a new course book, while others thought they should continue with the old one
B. There were different opinions among the teaching staff about the new more book, and in the end, those who were against choosing a new one won
C. The teaching staff could not agree upon a new course book, so they decide to continue with the old one
D. There was no general agreement among the teaching staff about which they should choose as their