Which fact would make the best evidence to support the statement that "thomas edison's most important invention was the light bulb"? a) the light bulb reduced the crime rate in many urban areas. b) thomas edison also invented the phonograph, the motion picture, and the stock ticker. c) americans gained control over light in homes and offices, independent of the time of day. eliminate d) the light bulb was first tested by thomas edison in 1879; he patented the invention in 1880.