Who of the following was the first speaker of the Lok Sabha ?

Ganesh Vasudev Mavalankar, popularly known as G. V. Mavalankar, was the first Speaker of the Lok Sabha [3]. Following the first general elections held in 1952, he was elected to the post on May 15, 1952, defeating Shantaram More. Mavalankar served as the Speaker of the First Lok Sabha until his death in 1956 [2]. He is often referred to as the 'Father of the Lok Sabha' due to his foundational role in establishing parliamentary traditions and rules in independent India [t4]. Other individuals mentioned in the options served in later terms: Sardar Hukam Singh was the Speaker of the Third Lok Sabha (1962–1967) [c1][t4], G. S. Dhillon served during the Fourth and Fifth Lok Sabha [t4], and K. S. Hegde was the Speaker of the Sixth Lok Sabha.

Sources

1. [1] Indian Polity, M. Laxmikanth(7th ed.) > Chapter 23: Parliament > Table 23.6 Durations of the Lok Sabha (from First Lok Sabha to Present i lok Sabha) > p. 266
2. [3] https://en.wikipedia.org/wiki/Speaker_of_the_Lok_Sabha
3. [2] Rajiv Ahir. A Brief History of Modern India (2019 ed.). SPECTRUM. > Chapter 37: First General Elections > 634 ✫ A Brief History of Modern India > p. 634