When a violet flower of unknown genotype is crossed with white flower, the progenies are violet and white in equal proportion. Then read the following statements
(i) This is called test cross
(ii) Unknown flower is heterozygous
(iii) Unknown flower is heterozygous
(iv) This test is used to determine the phenotype of the plant at `F_(2)`.
(v) In test cross, violet or white flower is crossed with the recessive parent instead of self-crossing.
Select the incorrect statement :
A. iii, iv, v
B. ii, iv
C. i, ii, v
D. ii, iv, v
