“Save Democracy” slogan was given by which of the following political parties, in the 1977 Lok Sabha elections?

In the 1977 Lok Sabha elections, the Janata Party ran the slogan "Save Democracy."  To put a stop to the Congress Party's lopsided dominance, the Janata Party and its alliance first came to power. In 1971, Raj Narain, a socialist activist, sent a legal letter accusing Indira Gandhi of electoral fraud. In the Rae Bareli seat election of 1971, she defeated Narain, and on June 12, 1975, the Allahabad High Court declared her guilty of employing unethical electoral methods. She couldn't run for office for the next six years.