From its invention to the late 1940s, television production was mostly experimental. after world war ll, television production became commercial. what if's the difference?

answer; (d) i believe the best answer is ; ///people said that man could not fly, but in 1903, orville and wilbur wright made the first sustained powered flight in a heavier- than-air machine;

the light at the intersection of gurley and montezuma will turn green exactly three seconds after the light at the intersection of gurley and marina.