1
2
3
1
1
2
3
4
2
1
2
3
4
5
3
1
2
3
4
5
6
7
8
4
1
2
A
B
C
D
5
*
1
2
3
*
*
1
2
3
*
*
*
1
2
3
4
*
1
2
3
*
1
2
6
1
2
3
FFAB
Feature:
Function:
Advantage:
Benefits:
7
1
2
3
4
A.
B.
C.
D.
8
1
*
*
*
9
1











