1
A
B
C
D
2
A
B
C
D
A
3
A
B
C
D
1
15
D
B
C
D
380nm
D
A B C
C
780nm
700nm
580nm
510nm
470nm
400nm
C
C
A
B
D
B
A C D
B
D
D
A
B
C
4
A
B
C
D
5
A
B
C
D
6
A 1
B 1
C 1
D 1
0
2
3
4
B
+
/
1/10+100 1/4+500
/1500
3.4
/ 1000+500
= 300 1/20+600
= 15+60+25+1700
=1800/1500
=1.2
7
A
B
C
D
8
A
B
C
D
9
A
B
C
D
B
B
D
B
A B C
B
D
D
C
20
90
A
20
70
80
D
A
C
D
B
10
A
B
C
D
90
11
A
B
C
D
12
A
B
C
D
A
20
90
A
80
B C
B
A
B
2002
A
1978
D
B
C
1997
13
A
B
C
B
C
D
2002
A B C
C
A
2002
B
D
D
A
D
14
A
B
C
D
15
A
B
C
D
16
A
B
C
D
E
C
A D
A
B
C
2
30
ABCE
A B C
B C D E
E
D
17
A
B
C
D
E
A
18
A
B
C
D
E
BCDE
ADE
19 G W G
A
B
C
D
E
CE
G W G
W G W
D
C E
A B
20
A D E
A
B
C
D
E
21
A
B
C
D
E
22
A
B
C
D
E
23
A
B
ACDE
ABCE
A C D E
B
=
A B C E
D
ADE
B C
1945
4
A D E
C
D
E
24
A
B
C
D
E
25
A
B
C
D
E
C
26
A
B
C
D
E
ABD
1945
4
C E
BCDE
1956
4
A
ABDE
ABCDE
A B D
1957
2
B C D E
A B D E