After the election of 1977, there was stiff competition among 3 leaders in the Janata Party for the post of Prime Minister. Who among the following was not among those 3 leaders?

JP Narayan

J.P. Narayan had quit active politics long ago and thus there was stiff competition among 3 leaders in the Janata Party for the post of Prime Minister, they were Charan Singh, Morarji Desai and Jagjivan Ram.