Question

althualpa was an incan ruler who fought a civil war against his half - brother. what is the name of althualpas half - brother? huascar managua fuerte cuzco

Explanation:

Althualpa, an Incan ruler, fought a civil war against his half - brother Huascar. Managua is the capital of Nicaragua, Fuerte is not related to this context, and Cuzco was an important Incan city, not his half - brother.

Answer:

A. Huascar