p
o
i
n
t
A
1
.
0
4
7
2
p
o
i
n
t
B
1
.
0
4
7
2
1
.
0
8
3
3
1
b
i
s
e
c
t
o
r
s
s
h
o
w
s
p
h
e
r
e