Match column-I with column-II and choose the correct option from the codes given below :

	Column-I		Column- II
A)	Genotype	I)	External appearance of an individual
B)	Phenotype	II)	3 : 1
C)	Monohybrid cross F2 generation phenotypic ratio	III)	Genetic constitution of an individual
D)	Monohybrid test cross phenotypic ratio	IV)	1 : 1

	A	B	C	D
1.	III	I	II	IV
2.	I	III	IV	II
3.	II	III	I	IV
4.	IV	II	III	I