In the following passage some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each number.

Comprehension:
Global warming is one of the biggest environmental (1) ___ facing the world today. The primary cause of global warming is the (2) ___ of greenhouse gases such as carbon dioxide and methane into the atmosphere. These gases trap heat from the sun, causing the Earth's temperature to rise. The (3) ___ effects of global warming are widespread and include more frequent and severe weather events, rising sea levels and the loss of biodiversity. Many governments and organisations have implemented (4) ___ to reduce greenhouse gas emissions. However, individuals can also play a role in (5) ___ global
warming by making small changes to their daily habits, such as reducing their energy consumption and driving less.