Which of the Following Statements Is True About Workplace Manuals

Which of the following statements is true about workplace manuals?

A) Computer manuals are the least common manual in the workplace.
B) Manuals are meant to be read cover to cover.
C) People prefer to read manuals than work things out for themselves.
D) People only read manuals before they use equipment.
E) Manuals help people understand a proper and efficient way to work.