Question: We generally set a pointer variable to NULL to signify that the pointer does not point to any memory. to signify the end of a

We generally set a pointer variable to NULL
to signify that the pointer does not point to any memory.
to signify the end of a list.
because we want all our pointers to always point to NULL.
never
to signify that the pointer does not point to any memory and to signify the end of a list
We generally set a pointer variable to NULL to

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