Alternate host of Bajra rust is:

Correct option is C

Bajra rust, caused by Puccinia penniseti, is a fungal disease that affects Pearl Millet (Bajra). The alternate host for this rust disease is Brinjal (Solanum melongena), where the pathogen can complete part of its life cycle. Alternate hosts are important in the life cycle of rust fungi, enabling the disease to survive and spread.​