Which of the Following Statements Is LEAST-Likely True

Which of the following statements is LEAST-Likely true?

A) The cam and lifters on pushrod engines become wear-mated after the first few weeks the engine is run.
B) Used lifters will rapidly wear out a new cam.
C) If a cam is to be reused, it is important that the lifters be kept in order for replacement on their respective lobes.
D) If a flat-tappet cam is replaced, replace the lifters also.