A、Monitoring all banks in the country. B、Ensuring a safe economic policy. C、Providing advice to the President. D、Offering enough

　　Ben Bernanke is the head of the Federal Reserve, (3) the agency which oversees all US banks, ensuring the money supply is stable. His term as chairman ends in January. Yesterday, the President announced his pick to take Bernanke’s place. The pick is the current vice chairman, Janet Yellen. She has support, but some critics are worried that she’ll follow the same policies as Ben Bernanke. It’s the US Senate s job to decide whether to confirm the President’s nominee. If the Senate does confirm her, this nominee would make history Yellen has degrees from Brown and Yale, taught at Harvard, and got tenure at Berkeley. Her son is an economist. Her husband has a Nobel Prize in Economic Theory. (4) The 67-year-old has been on the Fed tor more a decade. She’s been a leader for won than a decade. She’s been a leader for women in her field.
　　3.  What is the Federal Reserve in the US responsible for?
　　4.  What do we know about Yellen?