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 blank.

Comprehension:
Almost everyone in the present world is familiar with the term ‘Global Warming’. It (1)______ to the gradual rise in the overall temperature of the atmosphere (2)______ the planet Earth. It is true that there are (3)______ activities taking place which have been increasing the temperature (4)______. The first impact of global warming is melting of (5)______ in a rapid way. This is extremely harmful to the earth as well as to its inhabitants.