Question: We found that the following line throws a NullPointerException: int count = cs 3 0 0 [ 3 ] . section [ 1 ] .

We found that the following line throws a NullPointerException:
int count = cs300[3].section[1].length;
At most, how many references/return values in this line could be null and might cause the NullPointerException to be thrown?
Group of answer choices
2
3
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5

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