The Prosecution Wants to Introduce the Following Evidence in a Rape

The prosecution wants to introduce the following evidence in a rape case:
•Pubic hair recovered from the victim during "rape kit" exam
•DNA test results based on semen recovered from the victim during "rape kit" exam
•Testimony of a forensic psychologist that the defendant committed the crime Which of the following questions will the prosecutor ask to lay the foundation for admission of the DNA test results?

A) What is the scientific basis for the test that was performed?
B) How often is the equipment used to conduct the test on the semen checked for accuracy?
C) Did the person who performed the test carefully follow the protocol for this type of test?
D) All of these questions must be asked as part of the foundation for admitting DNA tests.