Which of the Following Statements Is TRUE Regarding Molecular Clocks

Multiple Choice

Which of the following statements is TRUE regarding molecular clocks?

A) Molecular clocks correlate the genetic divergence between specific species to the time back to their evolutionary "separation."
B) Rates of molecular clocks can be very different for different genes.
C) Pseudogenes usually have very fast molecular clocks.
D) Negative selection can play a role in the "rate" of a molecular clock.
E) All of these choices are correct.