Multiplines are the mixture of

A. Genetically dissimilar line

B. Isogenic lines

C. Synthetic lines

D. Inbred lines

Answer: Option B

Solution(By Examveda Team)

Multiplines are the mixture of Isogenic lines.
Multiline variety is a mixture of several pure lines of similar phenotype (height, seed colour flowering time, maturity time and various other agronomic characteristics) but has different genes for the character under consideration the disease resistance means these are isogenic lines.
Isogenic lines are defined as individuals that possess the same genotype irrespective of their homo- or heterozygous nature.