Which of the Following Statements Is LEAST-Likely True

Which of the following statements is LEAST-Likely true?

A) Deck lids and hatches usually have exterior handles or sensors to open the panels.
B) Vehicles with hatchback-type trunk lids are usually very easy to align.
C) Lock cylinders contain a tumbler mechanism that engages the key so that you can turn the key and disengage the latch.
D) When you insert your key into a door or lid, it engages the lock cylinder.