Symptoms of citrus canker appear on which of the plant parts?

Correct option is D

✅ (d) All of these: • Citrus canker, caused by Xanthomonas axonopodis, produces raised, corky lesions with yellow halos. • Affects leaves, twigs, stems, and fruits, leading to premature fruit drop and reduced market value. • Highly contagious, spread by wind and rain.