Which of the Following Statements Is Not True Regarding Individuals

Which of the following statements is not true regarding individuals who possess Medicare coverage and simultaneously receive health insurance benefits from another health insurance plan? (Medicare as the Primary or Secondary Payer)

A) If the person has Medicare based on HYPERLINK "http://www.medicare.gov/Glossary/e.html" \l "esrd" End-Stage Renal Disease (ESRD) , COBRA continuation coverage pays first
B) Generally, if the person's employer has less than 100 employees, Medicare pays first if he/she is under 65 or he/she has Medicare because of a disability
C) If the person or his/her spouse is retired and has COBRA continuation coverage, Medicare pays first
D) If the person is retired and has Medicare and group health plan coverage from his/her former employer, generally his/her group health plan (retiree) coverage pays first his/her health care bills and Medicare pays second