a. [1 point] update the prices of the fuels to properly reflect the true cost in 2022. (FYI: 1 cord of wood in Halifax delivered is $300). (For the other fuels, you will need to cite your sources, and it certainly wont hurt to double check with me) HEATING DEL: many firms provide this service {you can also search in statscan) Natural gas: heritage gas Electricity: NS power Propane: about $0.7fL b. [3 points] most home owners have old oil furnace in nonefficient homes with an old electric water heater [4 persons}. Specifically: Furnace/BoilerfStove Avg [with 65,000 BTU home} The replacement cost of this unit is 56,500 (for home heating and hot water} and would be 95% efficient. Life span is 20 years. The complete replacement cost to switch to Natural Gas is $10,000 {for home heating and hot water] and would be 96% efficient. And the life span is 15 years, with a replacement cost after that of $5,000. Cyou make a time line of events [showing the cost}, for the two options: replacing the oil furnace with a new efficient version or switching to natural gas. The expected life remaining on the current furnace is 3 years