You will be given a definition of a task first, then some input of the task.
In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Among the entities, try to find the best entity that is most likely to fill in "_" and classify the answers based on options.

WASHINGTON (CNN) -- Members of the Senate Finance Committee met Tuesday with treasury secretary nominee Tim Geithner over concerns involving his personal taxes and the immigration status of a former housekeeper, transition officials said. Timothy Geithner has been nominated for the post of treasury secretary in the Obama administration. The Geithners employed a housekeeper whose employment authorization document expired about three months before she stopped working for them in October 2005, according to a written statement from the Senate Finance Committee. Later, the housekeeper, who is married to a U.S. citizen, was granted a green card, transition officials said. The second concern involves Geithner's taxes while he worked for the International Monetary Fund (IMF). According to a statement released by the committee, Geithner failed to pay self-employment taxes while the IMF paid him from 2001 to 2004.Committee: Housekeeper worked for 3 months after employment document expiredGeithner failed to pay self-employment taxes while working for IMF, committee saysErrors were "honest mistakes," don't rise to "level of disqualification," chairman saysTax issue a "common mistake," incoming White House spokesman says 
 Questions:The presidential transition team told _ staff about Geithner's taxes early last month, the committee said. (A) WASHINGTON (B) CNN (C) Senate Finance Committee (D) Tim Geithner (E) Timothy Geithner (F) Obama (G) Geithners (H) U.S. (I) Geithner (J) International Monetary Fund (K) IMF (L) Housekeeper (M) White House
Output:
(C)