Final answer:
Agostino Bassi studied fermentation and its connection to disease, providing support for the germ theory of disease.
Step-by-step explanation:
Agostino Bassi was a scientist who studied fermentation and its connection to disease. He conducted experiments and proved that certain diseases were caused by microorganisms. While he was not the first person to propose the germ theory of disease, his investigations provided strong support for it and helped convince the scientific community of its validity.