Asap will give brainliest
which one of these percussion instruments is not part of a standard drum set or drum kit?
a. snare drum
b. hi hat cymbal
c. timpani
d. bass drum

Maybe c. im not too positive

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.