The correct answer is letter B, burning wood. This is not a renewable resource of energy as its by-product involves the release of greenhouse gases that can still be harmful to the atmosphere or to the environment in general. All the other choices are good sources of renewable power because they harness the power of naturally occurring materials found in their space.
The answer to number 2 would be as the number of carbon carbon 2ble 2ble bonds increase, the melting point decreases
I would be disturbed because of the hormones that would be pumped or the unhealthy products that are put in it.
The most Senistive part of the chest
So it could fit perfectly.