Directions: In the following passage there are blanks, each of which has been denoted by a letter. For each blank, five options are given. Choose the most appropriate word from the options that fits the blank appropriately.
Global warming is one of the biggest __________ (A) facing the world today. It happens because of the increase in greenhouse gases like carbon dioxide in the atmosphere. These gases trap heat and make the Earth's temperature __________ (B). One major reason for global warming is pollution from factories, vehicles, and deforestation. Cutting down trees reduces the Earth's ability to __________ (C) carbon dioxide. As a result, the air becomes more polluted, and temperatures continue to rise. To fight global warming, we need to take serious steps. People should use renewable energy sources like solar and wind power instead of fossil fuels. Governments should also create strict __________ (D) to control pollution and protect the environment. Another important step is planting more trees. Trees help absorb carbon dioxide and keep the air clean. If everyone takes small actions, it can make a big __________ (E) in protecting our planet. We must all work together to __________ (F) global warming and save the Earth for future generations.
Which of the following words best fits in blank (A)?