According to European Union Copernicus Climate Change Service on which date earth experiences its hottest day in at least 84 years? (A) July 19, 2024 (B) July 21, 2024 (C) July 23, 2024 (D) July 24, 2024â–ºCorrect Option Correct Option is: BAverage recorded temperature on July 21, 2024 was 17.09 Degrees Celsius which makes its hottest day in last 84 years.