Vertical lines bisect each of the letters: H,O,T,T,O,G,O. The number of them which are lines of symmetry of the letters is . Now, vertical lines bisect each of the letters: h,o,t,t,o,g,o. The number of them which are lines of symmetry of the letters is . What is the value of ?
A
B
C
D
E
F
G
H
I