Answer:
C
Explanation:
The volume will stay the same. You are using
P*V = n * R * T
n is the number of moles. You can change that. Increase moles you increase Pressure.
T is the temperature in oK increase temperature and you increase the presure.
R is a constant just as V is. There is no change in either of them.
Therefore the answer is C Both of the above.