|Question 19Verbal

Source Texts

Text
The algaita is a double reed wind instrument from West Africa. The reed of a wind instrument is the mouthpiece        A double reed contains two pieces of cane that vibrate and produce sound as air passes between them.
Which choice completes the text so that it conforms to the conventions of Standard English?
where is sound made.
A
where sound is made?
B
where sound is made.
C
where is sound made?
D