问题
单项选择题
When the adjacency matrix method is used to store a graph, which of the statements is (are) true ( )
A．Ⅰ and Ⅱ
B．Ⅰ only
C．Ⅱ only
D．neither
答案
参考答案：B
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When the adjacency matrix method is used to store a graph, which of the statements is (are) true ( )
A．Ⅰ and Ⅱ
B．Ⅰ only
C．Ⅱ only
D．neither
参考答案：B