During an Assessment, the Nurse Elevated a Patient's Legs 12

During an assessment, the nurse elevated a patient's legs 12 inches off the table and had him wag his feet to drain off venous blood. After helping him sit up and dangle his legs over the side of the table, what should the nurse expect for a normal finding?

A) Significant elevational pallor
B) Venous filling within 15 seconds
C) No change in the coloration of the skin
D) Color returning to the feet within 20 seconds of assuming a sitting position