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. Within a short time span, she became his trusted confident [A]/confidant [B].
ii. We were required to make a custom [A]/costume [B] design for the online shop.
iii. He was declared illegible [A]/eligible [B] for the post despite not having required work experience.
iv. Several eminent [A]/imminent [B] academicians are expected to be present for the seminar.