Traversing 2D Arrays

AP Computer Science A· difficulty 3/5

<code> m[0] = new int[]{9, 9, 9}; </code> for a 3-col matrix m

A
$Compile error$
B
$Replaces all rows$
C
$Throws exception$
D
$Sets first row's elements to 9, 9, 9$
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Explanation

Reassign the row reference to a new array.

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