59. What does the code snippet do?

listmylist; list::iterator pos; // ... pos = mylist.begin(); while (pos != mylist.end()) { cout << *pos << endl; pos++; }

Group of answer choices

Writes out the first element of the list mylist

Writes out each element of the list mylist in order from the end to the beginning

Generates a run-time error

Writes out each element of the list mylist in order from beginning to end

60. What does the code snippet do?

listmylist; list::iterator pos; // ... pos = mylist.end(); while (pos != mylist.begin()) { cout << *pos << endl; pos--; }

Group of answer choices

Writes out each element of the list mylist in order from the end to the beginning

Writes out each element of the list mylist in order from beginning to end

Writes out the first element of the list mylist

Contains a logic error

61. The List erase()function returns an iterator

Group of answer choices

that points to the last element in the list

that points to the element in the list after the one being erased

that points to the element in the list before the one being erase

that points to the first element in the list

62. In the implementation of the List class in your textbook, what are the values of the first and last Node pointers when the list is empty?

Group of answer choices

Both the first and last Node pointers point to an empty node.

The first Node pointer points to an empty node and the last isnullptr.

Both the first and last Node pointers are nullptr.

The first Node pointer isnullptr and the last points to an empty node.