Answer : 2. "Om Birla"
Explanation :

Om Birla has once again been elected Speaker of the Lok Sabha. Let us tell you that in the first test of strength for the new Modi government, the opposition had fielded its candidate K Suresh against NDA candidate Om Birla for the post of Lok Sabha Speaker. Om Birla has been elected Speaker of the Lok Sabha for the second time. He is the sixth Speaker to be elected for the second time.