The lady poet who described the victorious expeditions of her husband in her work "Madhura-Vijaya" was:

Detailed Solution:

The correct answer is “Gangadevi”.

The correct answer is option (2), Gangadevi.

Gangadevi was a 14th-century Kannada poetess and the wife of King Kumara Kampana, who was a prince of the Vijayanagara Empire. She composed "Madhura-Vijaya" (also known as "Chikkadevaraya Vijaya"), an epic poem that describes the military exploits and victories of her husband.