Instructions: 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.
Input: Calexico, California (CNN) For the first time on the border, drug traffickers allegedly bought U.S. property for the sole purpose of building a house to conceal the end of a 415-yard smuggling tunnel from Mexico, authorities said Wednesday. Inside the life of a drug-trafficking teen Four people were arrested this week in connection with a raid on the tunnel underneath a three-bedroom house in Calexico, California, that sits about 300 yards north of the international line, authorities said. The tunnel entrance was inside a restaurant in Mexicali, Mexico, according to U.S. Immigration and Customs Enforcement. Authorities confiscated 1,532 pounds of marijuana, with a street value of nearly $6 million.Smugglers allegedly bought U.S. property for the sole purpose of hiding a drug tunnel, feds saySmugglers allegedly built a house with a hole in living room that led to tunnelThe drug tunnel ran 415 yards between Calexico, California and a restaurant in Mexicali, Mexico 
 Questions:_ also used a second Calexico residence four miles from the tunnel exit to store the drugs and then they moved the narcotics to a Calexico warehouse, where transportation cells moved the drugs to the cities northward, authorities said. (A) Calexico (B) California (C) CNN (D) U.S. (E) Mexico (F) Mexicali (G) U.S. Immigration and Customs Enforcement (H) Smugglers
Output:
(H)