In the following question, an incomplete statement followed by fillers is given. Pick out the best filler to complete the incomplete statement, correctly and meaningfully.
The sudden rise in global temperatures has led to______________

The rise in global temperatures typically leads to efforts aimed at reducing or mitigating climate change.

(1) a rapid increase in climate change mitigation efforts – the most logical and contextually appropriate outcome.

(2) a decrease in renewable energy usage – counterintuitive, as rising temperatures often lead to increased focus on sustainability.

(3) widespread environmental complacency – not plausible given the context of rising temperatures.

(4) an immediate end to all industrial activity – unrealistic and extreme in response to temperature rise.