The full period of motion of the DEEP DRILLER while tripping is 7 seconds and the maximum pitch angle as seen on the inclinometers is 4‚. From the standpoint of critical motion, the motion is _______.

A
unsatisfactory, place setback in the pipe racks
B
satisfactory, continue tripping
C
unsatisfactory, deballast to survival draft
D
satisfactory, but prepare to hang off
E