Distraction
N
N
C
V
N
M
C
N
V
V
C
M
V
V
V
V
C
M
V
V
C
C
C
V
N
V
M
V
N
C
N
C
M
V
C
V
C
M
M
M
C
M
C
M
N
N
M
N
C
N
V
N
V
C
N
V
V
C
V
M
V
M
N
V
M
M
C
V
C
C
V
V
N
C
C
N
V
V
C
M
C
M
C
M
V
C
N
C
N
V
M
C
M
N
V
N
M
V
V
M
