Percussion instruments are musical instruments that make noise when they are hit with an object. Which of these are percussion instruments? Check all that apply.

a clarinet, which makes sound when air is blown into a woodwind mouthpiece
a drum, which makes sound when a mallet hits its surface
a cymbal, which makes sound when it is crashed against another cymbal
a trumpet, which makes sound when air is blown into a brass mouthpiece
a violin, which makes sound when a bow slides across strings