The extremely directional second signal sent by a VOR ground station generally rotates in a clockwise direction in space for about ________ times a second.

The extremely directional second signal sent by a VOR ground station g

1.	The extremely directional second signal sent by a VOR ground station generally rotates in a clockwise direction in space for about ________ times a second.
A.	30
B.	3
C.	50
D.	5
Answer» B. 3