In the timer program of Figure 10-10, when switch S1 is closed a) the light turns on after 20 s and remains on. b) the light turns on after 5 s and remains on. c) the light turns on after 15 s and...

In the timer program of Figure 10-10, when switch S1 is closed a) the light turns on after 20 s and remains on. b) the light turns on after 5 s and remains on. c) the light turns on after 15 s and remains on. d) the light turns on after 5 s, stays on for 10 s, and then turns off.