The word "they" in Line 2 of Paragraph 3 refers to ______.

A．Meetings between WB and IMF
B．World Economy Is Recovering
C．Interest Rates to Rise or to Fall
D．Cancel the Debt, Rich Nations

A．The World Bank and the International Monetary Fund were established in the same year.
B．Interest rates are quite low now and will have to rise in a reasonable way in the future.
C．No protests had disturbed the meetings between The World Bank and IMF last week.
D．The rising or falling of interest rates can have great influences upon prices in the world.