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单项选择题

矢量模型易于表达（）。
A、连续的现象
B、离散对象
C、影像
D、地形

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单项选择题Which one of the following statements about character array is wrong?

A．Character arrays can store strings.
B．The strings can be input/output integrally.
C．The character arrays can be assigned values integrally in an assignment statement.
D．The strings in the character array cannot be compared by relational operator.

单项选择题不属于攀缘茎的是（） A、爬山虎 B、络石藤 C、茜草 D、马齿苋