The following statements are drawn as conclusions from the given below graph:

t/T ratio for the genotype TT is 0.5
Combined ratio for homozygous trait is 0.8
Ratio of homozygous to heterozygous trait is less than 1
Genotype Tt has the ratio of 0.3
Choose from below the correct alternative:

Options

A. Only II is true
B. II and IV are true
C. I,II and III are true
D. Only IV is true

Answer

B