The correct answer is D. Nirmal Verma.
Dharti Hai Balidan Ki is a Hindi poem written by Nirmal Verma. It was first published in 1954. The poem is about the sacrifices that people make for their country. It is a powerful and moving poem that has been widely read and admired.
Sharab Negi is a Hindi poet who was born in 1938. He is known for his romantic poetry. Nandita Puri is a Hindi poet who was born in 1940. She is known for her feminist poetry. Shanta Kumar is a Hindi poet who was born in 1933. He is known for his political poetry.
All of these poets are important figures in Hindi literature. However, only Nirmal Verma wrote the poem Dharti Hai Balidan Ki.