Which of the Following Statements Is False

Which of the following statements is false?

A) Writings on a charred document may be revealed by reflecting light off the paper's surface at different angles.
B) Any object that contains handwritten or typewritten markings whose source or authenticity is in doubt is a questioned document.
C) In the case of Gilbert v. California the court held that the taking of handwriting exemplars was not prohibited by the Fifth Amendment.
D) Once adulthood is reached, an individual's handwriting generally will not change with age.
E) An inconclusive finding by a document examiner may be due to an insufficient number of known writings available for comparison.