Given the following declarations, how would you know if head is pointing to an empty list?
struct NodeType
{
int number;
NodeType* next;
};
NodeType* head;
//some other code here
a. if(head->next == NULL)
b. if(head == null)
c. if( head == NULL)
d. if( head->next==null);
e. A and D
f. B and C
c. if( head == NULL)
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