The Fifth Amendment Protection Against Self-Incrimination Does Not Apply to Every

The Fifth Amendment protection against self-incrimination does not apply to every type of evidence.Which of the following would be a situation that would be covered by the constitutional protection against self-incrimination?

A) Prior to arrest, the accused is asked to provide a handwriting sample.
B) During interrogation, the accused is asked questions about the crime, but is given the opportunity to remain silent.
C) After arrest, the accused is asked to provide a saliva sample.
D) On the stand and under oath, the accused is asked directly if they committed the crime.