Please help me on all the questions !!!!!!!! Really need help! Will give a thumb up for helping.

True/False

1. When you use an array to implement the ADT list, retrieving an entry at a given position is slow.

2. When you use an array to implement the ADT list, adding an entry at a the end of the list is fast.

3. When you use a vector to implement the ADT list, retrieving an entry at a given position is slow.

4. When you use a vector to implement the ADT list, adding an entry at a the end of the list is fast.