You are swinging ship to calibrate the RDF. The RDF gyro bearing is 308° at the same time the visual bearing is 310°pgc. The gyro error is 2°E. At the time of the bearing the heading was 270°pgc. Which statement is TRUE?

A
There is calibration correction on a heading of 272°T.
B
The correction is +2° on an RDF bearing of 040° relative.
C
The correction is -2°When the vessel is on course 272°T.
D
There is no calibration correction on an RDF bearing of 310°T.
E