The phrase "this growth" in Line 6 of Paragraph 3 refers to ______.

A．the two cases are found to be closely connected
B．both the two people were planners of partnerships
C．Enron began to lose money because of the two's cheatings
D．Causey owns a great deal of knowledge about accounting

A．Fastow had managed to make a big sum of money by using partnerships.
B．Causey and Fastow were charged with financial crimes at the same time.
C．Both had managed to use partnerships to hide Enron' s financial losses.
D．Causey refused to admit guilt because he believed he had done nothing wrong.