On which of the following days is National Youth Day celebrated every year?

For professionals from which of the following countries has India launched the E-B-4 business visa?

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 Makaravilakku Festival celebrated?

In which of the following states has the Indian Army conducted the Sanjha Shakti Military Exercise?