Which of the Following Statements Is False

Which of the following statements is false?

A) Each sequence has an iterator.
B) The for statement uses the iterator "behind the scenes" to get each consecutive item until there are no more to process.
C) The iterator is like a bookmark-it always knows where it is in the sequence, so it can return the next item when it's called upon to do so.
D) Lists are unordered and a list's items are mutable.