Research into diversification and acquisition can be divided into 4 schools. Which of the following is not one of the schools?$?

Research into diversification and acquisition can be divided into 4 sc

1.	Research into diversification and acquisition can be divided into 4 schools. Which of the following is not one of the schools?$?
A.	Environmental
B.	Financial
C.	Accounting
D.	Economic
Answer» B. Financial