The correct options are
B Jayaprakash Narayan
C J. B Kripalani
Jagjivan Ram, who was a Congress leader, left the Congress party and joined the Janata Party alliance. Jayaprakash Narayan and J. B Kripalani played an essential role in bringing the non-Congress parties together. Some of them had different perspectives on social and political issues. Jayaprakash Narayan advised the victorious Janata Party in its choice of leaders to head the new administration.