Correct Answer - Option 4 : Thursday

Number of odd days in the following years-

8^{th }February, 2020 = Saturday

8^{th }February, 2021 = Monday (as odd number of days 2)

8^{th }February, 2022 = Tuesday (as odd number of days 1)

8^{th }February, 2023 = Wednesday (as odd number of days 1)

**8**^{th }February, 2024 = Thursday

Hence, 8^{th }February, 2024 was **Thursday.**