Directions: The item consists of two statements, one labelled as the ‘Assertion (A)’ and the other as ‘Reason (R)’.You are to examine these two statements carefully and select the answers to the item using the codes given below:Assertion (A): A magnetron is not an amplifier, but an oscillator producing microwaves.Reason (R): In making their circular passes in the interaction space of a magnetron, the electrons excite the resonant cavities into oscillations.

• A. Both A and R individually true and R is the correct explanation of A
• B. Both A and R are individually true but R is not the correct explanation of A
• C. A is true but R is false
• D. A is false but R is true