A choral leader says, “I keep hearing someone who is off-pitch.” What does this MOST likely mean?

Often in bluegrass the mandolin chords are so staccato they sound like drum beats arpeggios bass lines melodies

How did brunelleschi solve his problem with the dome of the florence cathedral? a. he created an outer support shell. b. he created many layers of support within the dome. c. he created external supports for the dome. d. all of the above

The energy applied to cause vibration can be in the form of air pressure a stick, bow, or electricity. true or fasle