The correct answer is (a) Narendra Singh Negi.
Narendra Singh Negi is an Indian folk singer and musician from Uttarakhand. He is known for his songs in the Garhwali and Kumaoni languages. He has sung many popular songs, including “Uttarakhand Dev Bhumi-Matrubhumi”, which is the official state song of Uttarakhand.
Malini Awasthi is an Indian playback singer and actress. She has sung many popular songs in Hindi films. She is not the singer of “Uttarakhand Dev Bhumi-Matrubhumi”.
Karan Navani is an Indian singer and songwriter. He is known for his songs in the Hindi and English languages. He is not the singer of “Uttarakhand Dev Bhumi-Matrubhumi”.
Shivam Sadana is an Indian singer and actor. He is known for his songs in the Hindi and Punjabi languages. He is not the singer of “Uttarakhand Dev Bhumi-Matrubhumi”.