單項(xiàng)選擇題

public static void search(List list) { 
list.clear(); 
list.add(”b”); 
list.add(”a”); 
list.add(”c”); 
System.out.println(Collections.binarySearch(list, “a”)); 
} 
What is the result of calling search with a valid List implementation?()

A.0
B.1
C.a
D.b
E.c
F.The result is undefined.

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