Which among the following is the correct way to access all the elements of the Stack collection created using the C#.NET code snippet given below?

Stack st = new Stack();
st.Push(10);
st.Push(20);
st.Push(-5);
st.Push(30);
st.Push(6);

A.

IEnumerable e;
e = st.GetEnumerator();
while (e.MoveNext())
Console.WriteLine(e.Current);

B.

IEnumerator e;
e = st.GetEnumerator();
while(e.MoveNext())
Console.WriteLine(e.Current);

C.

IEnumerable e;
e = st.GetEnumerable();
while(e.MoveNext())
Console.WriteLine(e.Current);

D. None of the mentioned

Answer: Option B