Correct option is B
Correct answer – (b)
Cajanus cajanifolius is the wild progenitor.
It contributed to cultivated pigeonpea.
Used in breeding programmes.
Information Booster / Facts
Cultivated pigeonpea is Cajanus cajan.
Wild species provide resistance genes.
Why other options are incorrect
(a) Not direct progenitor.
(c) Not related species.
(d) Not involved in domestication.
