What Is the Significance of the Abbreviation "Cert

What is the significance of the abbreviation "cert. den." written on the court record?

A) The case will be reviewed by the group of three judges of an appellate court
B) The case can be resubmitted to the U.S. Supreme Court for review
C) The case may be reviewed by the U.S. Supreme Court if four justices out of nine agree to hear it
D) The decision of a lower appellate court must be followed