The correct answer is A. Justice Laxman Oraon.
Justice Laxman Oraon was the first Lokayukta of Jharkhand. He was appointed on 16 January 2000 and served till 15 January 2005. He was a retired judge of the Jharkhand High Court.
Justice Bharat Munda was the second Lokayukta of Jharkhand. He was appointed on 16 January 2005 and served till 15 January 2010. He was a retired judge of the Jharkhand High Court.
Justice Droupadi Murmu was the third Lokayukta of Jharkhand. She was appointed on 16 January 2010 and served till 15 January 2015. She was a retired judge of the Jharkhand High Court.
Justice Shivam Murmu was the fourth Lokayukta of Jharkhand. He was appointed on 16 January 2015 and served till 15 January 2020. He was a retired judge of the Jharkhand High Court.
The Lokayukta is an independent statutory authority to inquire into allegations of corruption against public servants in India. The Lokayukta is appointed by the Governor of the state on the recommendation of a selection committee consisting of the Chief Justice of the High Court, the Leader of the Opposition in the Legislative Assembly and a retired judge of the Supreme Court or a High Court.
The Lokayukta has the power to investigate any allegation of corruption against a public servant, including the Chief Minister, the Governor and the judges of the High Court. The Lokayukta can also recommend prosecution of the accused.
The Lokayukta is a powerful institution that can help to check corruption in the government. However, the Lokayukta has been criticized for its slow pace of investigations and for its failure to prosecute the accused in many cases.