Match the following columns:

Column I	Column II
a. Jonathan spot	1. Zn deficiency
b. Little leaf	2. B deficiency
c. Internal fruit necrosis	3. Mo deficiency
d. Yellow spot in citrus	4. B deficiency

A. a-2, b-1, c-4, d-3

B. a-3, b-4, c-2, d-1

C. a-4, b-3, c-2, d-1

D. a-1, b-2, c-3, d-4

Answer: Option A