test ||
identify the correct rule in finding the nth term of the given sequence

1.3,6,9,12
A.n+2
B.2n+2
C.3n
D.3n-2

2.10,15,20,25
A.5n+5
B.5n-5
C.5n
D.n+5

3.-2,-4,-6,-8
A.2n
B.-2n
C.-2n-2
D.-2n+2

4.4,6,8,10
A.n+2
B.2n+2
C.2n-2
D.n-2

5.11,12,13,14,15
A.10+10n/10
B.(10+10n)10
C.10/10+10n
D.10+10n-10

6.1.5,2.5,3.5,4.5
A.5.5,6.5,8.5
B.5.5,7.5,8.5
C.5.5,6.5,7.5
D.4.5,5.5,6.5

7.15,13,11,9
A.7,6,5
B.7,5,3
C.5,6,7
D.3,5,7

8.40,35,30,25
A.15,10,5
B.10,5,15
C.20,15,5
D.20,15,10

9.7,8,10,13
A.18,20,22
B.17,21,24
C.17,22,28
D.17,22,26

10.25,24,22,19
A.16,10,4
B.15,10,4
C.16,9,5
D.15,9,5​