How Did German Chancellor Merkel Respond to the Euro Crisis

How did German chancellor Merkel respond to the euro crisis that started in 2007-2008?

A) She did not respond, believing it to be a purely national issue.
B) She pushed for big increases in government spending to stimulate the economy.
C) She encouraged the European Union to expel some of the member states responsible for the crisis.
D) She pushed for cuts to government spending and monetary and fiscal reforms.
E) She encouraged significant increases in immigration to stimulate the economy.