In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

The average weather in a location over several years is (1) ________ to as the climate. Climate change is characterised by a (2) ________ in those average circumstances. The fast climate change we are presently witnessing is the result of humans' (3) ________ of oil, gas, and coal in their homes, industry, and transportation. When these fossil fuels are (4). ________, they emit greenhouse gases, mostly carbon dioxide (CO2). These gases capture
the Sun's heat, raising the planet's (5)________.