单项选择题

Questions 23 and 24 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions.
Which of the following problems that the leaders have to deal with is NOT mentioned in the news

A.When to inject dollars to their economies.
B.How to withdraw government support.
C.When to withdraw government support.
D.How to avoid another financial crisis.