devikeerthansr wrote:
The university pointed out their classes not happening regularly because of frequent student strikes as the major reason for lackluster results in the academic year.
their classes not happening regularly because of frequent student strikes as
their classes that did not happen regularly because of frequent student strikes as
that classes did not happen regularly because of frequent student strikes,
that classes that did not happen regularly because of frequent student strikes was
that classes not happening regularly because of frequent student strikes was
Source: CrackVerbal
usage is "that" is required,,,, so A and B are eliminated...
the main subject here is "irregular classes"... as the reason for bad results....
E tends to preserve the meaning,,,
IMO E
close
45% (00:53) correct 
