Which of the Following Statements Is LEAST-Likely True

Multiple Choice

Which of the following statements is LEAST-Likely true?

A) Check the cleanliness of head bolt threads as each one is removed.
B) The engine should be warm before removing the head.
C) It is a good habit to unbolt the head in a direction opposite to the normal tightening sequence.
D) When reinstalling the head, be careful that nothing is accidentally pinched between the head and the block.