During the 2007 - 2009 Financial Crisis, ___________ and __________

During the 2007 - 2009 financial crisis, ___________ and __________, who were major participants in the secondary mortgage markets, were on the verge of financial insolvency and possible collapse in mid-2008.

A) Freddie Mae and Fannie Mac
B) the Federal Treasury and the Federal Reserve
C) Morgan Stanley and Smith Barney
D) Washington Mutual and Lehman Brothers
E) none of the above