Depending upon the flow of current from the output of one logic circuit to the input of another the logic families can be divides into _________ categories.

Depending upon the flow of current from the output of one logic circui

1.	Depending upon the flow of current from the output of one logic circuit to the input of another the logic families can be divides into _________ categories.
A.	2
B.	3
C.	4
D.	5
Answer» B. 3