P
C
S
S
R
A
R
S
P
C
P
C
A
C
A
P
S
P
R
S
S
S
S
C
A
C
A
P
R
R
A
A
P
A
A
A
S
P
A
P
P
P
R
C
S
C
S
R
C
C
R
R
R
C