The method of reversal
(A) Is usually directed to examine whether a certain part is truly parallel or perpendicular to
another
(B) Makes the erroneous relationship between parts evident
(C) Both (a) and (b)
(D) Neither (a) nor (b)
(A) Is usually directed to examine whether a certain part is truly parallel or perpendicular to
another
(B) Makes the erroneous relationship between parts evident
(C) Both (a) and (b)
(D) Neither (a) nor (b)