article: The Red Cross Society of China(RCSC) has so far received 150 million yuan (18 million U.S. dollars) as donation   for tsunami-hit   countries, reports from the RCSC said on January 14, 2005.
  2.66 million U.S. dollars of the money were sent to Indonesia, Sri Lanka, Thailand and Maldives soon after they were hit by the killer disaster late last month. The rest of the money will be sent for rebuilding villages, schools and orphanages (homes for children who lost their parents) in the disaster areas, the reports said.
  According to the reports, two RCSC's rescue   teams have arrived in Indonesia and Sri Lanka on Friday. A third team will go to Thailand early next week.
  The RCSC will report how much money has been collected and the uses of the money on its website on time, the reports said.
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question: How many RCSC's rescue teams have arrived in the tsunami-hit countries?
options: One. Two. Three. Four.