15、fruits = ["苹果", "香蕉", "橙子"],运行fruits[2] = "葡萄"后( )(5 分)
A.fruits变为:["苹果", "香蕉", "葡萄"]
B.fruits变为:["苹果", "葡萄", "橙子"]
C.fruits变为:["苹果", "香蕉", "橙子", "葡萄"]
D.程序报错
15、fruits = ["苹果", "香蕉", "橙子"],运行fruits[2] = "葡萄"后( )(5 分)
A.fruits变为:["苹果", "香蕉", "葡萄"]
B.fruits变为:["苹果", "葡萄", "橙子"]
C.fruits变为:["苹果", "香蕉", "橙子", "葡萄"]
D.程序报错
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