Question

Which of the following is true of an organ?

A. An organ is the oldest keyboard instrument.
B. Organs are all electronic.
C. Organs must have large pipes.
D. Organs have limited range of sound.

Answer 1

It's A because B is wrong, they are not all electronic. C is wrong, there are electric organs, steam organs and more. And D... really? They don't

Answer 2

A. An organ is the oldest keyboard instrument.