Assume we have a linked list, given by a pointer to the first element of the list. Each node in the list points to the next element of the list. Suppose we want to verify the value stored in the last element of the list is a specific value. We are also not allowed to use the iterator due to some technical constraints. From the following list select the best alternative design pattern to solve this problem.

Question $1$Select one:

a$.$

Composite

b$.$

Bridge

c$.$

Visitor

d$.$

Adapter