_______ the calculation is right, scientists can never be sure that they have included all variables and modeled them accurately. 
#79673
A
Even if
B
As far as
C
If only
D
So long as
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The students of the music school study ____. 
#31664
A
music but also some other subjects
B
some other subjects as well as music
C
no subjects but music
D
neither music nor some other subjects