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 consecu-tive 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.

d. Lists are unordered and a list’s items are mutable.