Consider the following linked lists.
Struct node {
int num;
struct node *link;
};
Perform the following operations on the above linked list.
b = a → link → link
b → link = a → link
d = c → link
d → link = c
Which of the following pair of operations yields the same result?
1
b → link → link → num, d → link → num
2
b → link → num , d → link → num
3
a → link → link → num, d → link → num
4
none of the above