Question 8 1 pts
In what order were the following energy sources discovered by humans?
O Fossil fuels were discovered first, then fuel cells, then biomass energy.
O Biomass energy was discovered arst, then fossil fuels, then fuel cells.
O Fuel cells were discovered first, then fossil fuels, then biomass energy.
O Biomass energy was discovered first, then fuel cells, then fossil fuels.
Ounction o 0