Correct option is B
The fungus responsible for the late blight of tomato is Phytophthora infestans. This pathogen causes severe damage to tomatoes, especially under cool, moist conditions.
The disease spreads rapidly under cool and moist conditions.
Dark, water-soaked lesions appear on leaves, stems, and fruits, causing extensive damage.
Phytophthora infestans is an oomycete fungus and is known for its high genetic variability, which makes controlling the disease challenging.
Phytophthora parasitica: It is a pathogen of citrus and peppers.
Alternaria solani: Responsible for early blight of tomatoes.
Plasmospora viticola: Causes downy mildew in grapes.
