Match list A and list B and choose correct option.
List-A
List-B
(a) Citrus canker (i) Fungi
(b) Spongiform encephalopathy (ii) Prion
(c) Herpes (iii) Virus
(d) Red rot (iv) Bacteria

Correct option is C. a-iv, b-ii, c-iii, d-i
Citrus canker is a disease affecting Citrus species caused by the bacterium Xanthomonas axonopodis. The infection causes lesions on the leaves, stems, and fruit of citrus trees, including lime, oranges, and grapefruit.
Transmissible spongiform encephalopathies are a group of progressive, invariably fatal, conditions that are associated with prions and affect the brain (encephalopathies) and nervous system of many animals, including humans, cattle, and sheep.
Herpes is an infection caused by the Herpes simplex virus. This virus affects the external genitalia, anal region, mucosal surfaces, and skin in other parts of the body.
Red rot disease is caused by the fungus Glomerella tucumanensis, an older name, Colletotrichum falcatum. The pathogen produces specialized structures known as acervuli, which support profuse sporulation
So, the correct answer is 'a-iv, b-ii, c-iii, d-i'