Which One of the Following Statements About the Possible Regulatory

Which one of the following statements about the possible regulatory functions of nonprotein-coding DNA is false?

A) A significant amount of the nonprotein-coding DNA consists of retrotransposon DNA.
B) Nonprotein-coding DNA may code for RNAs that are translated into transcription factors.
C) A study of mouse RNA transcripts showed that many did not code for any known mouse protein.
D) A large part of the non-protein-coding DNA may be rich in regulatory RNA sequences.
E) Nonprotein-coding DNA in mouse and human is located in comparable regions of their genomes.