IBPS PO Mains 2017 Paper for online practice

Human traffickers play with the lives of people from South Asia, and North African human traffickers send tens of thousands of migrants every year via the Mediterranean to Europe. Scores of boats sink because they are usually of very low quality or are filled to __ ; as a result, thousands die every year. According to some reports, more than 2,400 migrants drowned in the first half of 2017. In view of the __ number of casualties, Amnesty International feared that 2017 could become “the deadliest year for the deadliest migration route in the world”.
(I) maximum
(II) brim (III) overcapacity
(IV) unprecedented