In which of the following states was India’s first completely paperless district court inaugurated?

Which of the following has become the world’s largest electrified rail system?

Researchers from which of the following countries have joined the Maitri research station as part of India’s 45th Antarctic expedition?

In which of the following states was the 25th All India Major Ports Cultural Festival held?

In which of the following cities did India’s Vice President C. P. Radhakrishnan inaugurate the third International Conference on Indian Languages?