Answer:
Burning of fossil fuels.
Explanation:
The human activity that impacts the weather negatively among the given options is:
Burning of fossil fuels.
Burning fossil fuels releases greenhouse gases, such as carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O), into the atmosphere. These gases contribute to the greenhouse effect, trapping heat and causing global warming. The increase in global temperatures leads to various changes in weather patterns, including more frequent and intense heatwaves, storms, and extreme weather events, which have negative effects on the environment and human life.