Directions: In the following question, a sentence is divided into four parts, out of which one has been omitted and replaced by a blank. These parts are jumbled randomly. From the given options, mark the one which contains the phrase which can replace the blank and the correct order of the parts that form a meaningfully coherent sentence as your answer.
the four-kilometer-long Machchhu-2 dam (A)/ _______ (B)/ to the disintegration of the earthen walls of (C)/ the failure was caused by excessive (D)/
1
The actual observed flow following the intense rainfall - ACBD
2
The upstream face consisted of 61 cm small gravel and a 61 cm hand packed rip-rap - BADC
3
The flood damaged farmland, leading to a decrease in productivity of crops - CDBA
4
Rain and massive flooding leading - DBCA
5
Communication failures that led to and exacerbated the disaster - ADBC