There are few sentences in each question. Each sentence has pairs of words/phrases that are italicized/highlighted. From the italicized/highlighted word(s)/phrase(s), select the most appropriate word(s)/phrase(s) to form correct sentences. Then choose the best option.
i. To confirm the reason of death, the body was exhumed [A]/exuded [B] after three months.
ii. Neither of these letters contains [A]/contain [B] information about the exact model number and the date when he purchased the equipment.
iii. This is one of those unfortunate errors which commonly occurs [A]/occur [B] in bulk mailing.
iv. Mohan Singh is boss of the organization in virtuality [A]/virtuosity [B] only.