Jadeja for Karthik against SL?

#CWC19: India are playing their final league game before they head to the knockouts. Their opponents - Sri Lanka. These two teams contested in the thrilling final of the 2011 World Cup, which India won and lifted the World Cup after 28 long years. Sri Lanka haven't performed at that level though of late. How will this game pan out? Who will step up for India?