Human Red Blood Cells Can Live from Two to Four

Human red blood cells can live from two to four months without a nucleus and yet they continue to synthesize hemoglobin.This

A) means that the necessary mRNAs are able to persist all this time.
B) suggests that there is a low level of ribonucleases to degrade the mRNA.
C) is a chemical process that does not require continued living pathways.The red blood cells are essentially dead after they lose their nuclei.
D) All of the choices are true.
E) Only two of the choices are correct.