A) using public transport B) increasing energy efficiency C) switching to renewable energy sources
Answer: A) footprint
Text: "The burning of fossil fuels, such as coal and oil, is a significant contributor to climate change." solutions third edition unit 5 progress test a answers
A) will buy B) would buy C) bought
Answer: C) switching to renewable energy sources A) using public transport B) increasing energy efficiency
Answer: B) would buy