Answer:
Option C
Step-by-step explanation:
After the invention of the Light bulb Americans gained control over light this invention changed the Human existence by lighting the night and gain access to human activities even at night. one of the important impacts of the light bulb on Americans is it increased knowledge because we would not able to read in the night but after the invention of the light bulb change the whole scene by illuminating Night and help us in brightening up our future.