I. B=C
II. E=F
III. A=E
A) I and II only
B) II and III only
C) I and III only
D) I, II and III
![I BC II EF III AE A I and II only B II and III only C I and III only D I II and III class=](https://us-static.z-dn.net/files/d93/54c93749531e13bb73002bd2575297ff.png)