Concept:A specific fungal pathogen attacks a particular crop and causes a characteristic disease.
Explanation:The fungus
Phytophthora palmivora is the main cause of black pod disease in cocoa.
This disease affects the pods and reduces cocoa yield.
Panama disease of banana is caused by
Fusarium oxysporum, not by this fungus.
Blossom-end rot of tomato is a physiological disorder, not a fungal infection.
Therefore, the correct match for
Phytophthora palmivora is black pod disease of cocoa.
Answer:C. Black pod disease of cocoa