How should you prepare and examine the sediment when analyzing pleural or peritoneal fluid for diagnostic purposes?
A) Centrifuge at 500 rpm for 10 minutes
B) Centrifuge at 1,000 rpm for 5 minutes and smear the sediment
C) Centrifuge at 2,000 rpm for 15 minutes and discard the sediment
D) Centrifuge at 3,000 rpm for 20 minutes and stain the sediment