If p and q are in direct proportion, then 
and 
are ______.
Ain direct proportion
Bin inverse proportion
Cneither in direct nor in inverse proportion
Dsometimes in direct and sometimes in inverse proportion
If p and q are in direct proportion, then and are ______.
Ain direct proportion
Bin inverse proportion
Cneither in direct nor in inverse proportion
Dsometimes in direct and sometimes in inverse proportion