What is the name of the scr or triac triggering system that triggers the output device at the same point on each ac cycle

If you arrive at the same time as another user straight across from you yield if a. they flash your headlights at you b. you can’t see their turn signals c. you’re going street and they’re running d. you’re turning they’re going straight plz

You receive an email from an impressive-sounding stranger, professor alexander rothschild renard iii, president of the american institute for scientific political statesmen. he urges you to vote for his presidential candidate choice. this social media red flag is known as

What is the first view you place in your drawing?