Which of the Following Statements Is (Are) True Regarding Monitoring

Which of the following statements is (are) true regarding monitoring the correct functioning of a sterilizer?

A) A chemical indicator should be placed in a visible area of the package before sterilization processing.
B) A biological indicator spore test should be processed through a sterilizer cycle at least once a week.
C) A biological indicator control test matching the same lot of the spore test should be submitted with the sterilizer spore test.
D) Mechanical assessments of a sterilizer cycle time and temperature should be monitored.
E) All of the above are true.