Which of the following historical details about James Watt's development of the steam engine are correct? Accurate Historical Details Watt's steam engine enabled coal mines to extract more coal with less energy. Press Space to open Watt sold his steam engines outright to mine owners to save them upfront costs. Press Space to open Watt offered to lease his steam engine to customers and maintained ownership of the machines himself. Press Space to open Watt's steam engine lowered the energy inputs required to extract coal, thereby reducing energy consumption. Press Space to open Watt was paid one-third of the estimated energy savings the steam engine customers would gain from using his devices. Press Space to open Inaccurate Historical Details