Niall Ferguson Says That the Financial Crisis of 2008 Happened

Multiple Choice

Niall Ferguson says that the financial crisis of 2008 happened because:

A) American companies were not creating new products.
B) Productivity had decreased.
C) There were too many defaults on subprime mortgages.
D) There were too many risky investments like derivatives and hedge funds.
E) The government took over some financial institutions.