The Purpose of an Initial Verification as Described in GN3

The purpose of an initial verification as described in GN3 is

A) To confirm by inspection and test that the installation complies with the design and construction aspects of BS 7671
B) To confirm by inspection and test that the installation complies with the design and construction aspects of EAWR 1989
C) That it works correctly and is compliant with GN3
D) To confirm that it is complete and works correctly