India's first solar observatory Aditya L-1 reaches its destination in-

The correct answer is Option (3) → January-2024

Aditya-L1, India’s first solar observatory, was launched on 2 September 2023 and was placed in a halo orbit around the Lagrange point L1, about 1.5 million km from the earth, on 6 January 2024.

From that vantage point it can watch the Sun continuously without eclipses, studying the photosphere, chromosphere, corona and the solar wind with its seven payloads.