Reason (R): Helium removes CI, from the field of action.
A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true but R is the not the correct explanation of A.
C. A is true but R is false
D. Both A and R are false
Answer:D
Reason (R): Helium removes CI, from the field of action.
A. Both A and R are true and R is the correct explanation of A. B. Both A and R are true but R is the not the correct explanation of A. C. A is true but R is false D. Both A and R are false