The correct answer is: A. Patna.
Bihar Vaternity College is a women’s college located in Patna, Bihar, India. It was established in 1964 and is affiliated to Patna University. The college offers undergraduate and postgraduate courses in arts, science, and commerce.
Option B, Bhagalpur, is incorrect because Bihar Vaternity College is not located in Bhagalpur. Bhagalpur is a city in the Indian state of Bihar. It is the headquarters of Bhagalpur district and Bhagalpur division. The city is located on the banks of the Ganges River.
Option C, Danapur, is incorrect because Bihar Vaternity College is not located in Danapur. Danapur is a city in the Indian state of Bihar. It is the headquarters of Danapur district and Danapur division. The city is located on the banks of the Ganges River.
Option D, Arrah, is incorrect because Bihar Vaternity College is not located in Arrah. Arrah is a city in the Indian state of Bihar. It is the headquarters of Arrah district and Arrah division. The city is located on the banks of the Son River.