In each of the questions below, a word is given, followed by four statements. From the options, choose the one that provides the combination of statements that can be joined using the given word.

But

A. The number of teachers and employees went up
B. In the field of education, West Bengal has miles to go.
C. 2,816 new teaching and non-teaching posts were created. 
D. The assuring thing is that the ground for such an undertaking has been laid.