Question: Which band had fewer original members, Of Monsters and Men or Jawbox? 
Sentence (from "Of Monsters and Men"): The members are lead singer and guitarist Nanna Bryndís Hilmarsdóttir, singer and guitarist Ragnar "Raggi" Þórhallsson, guitarist Brynjar Leifsson, drummer Arnar Rósenkranz Hilmarsson and bassist Kristján Páll Kristjánsson.
Relevant evidence: Yes