Direction: The following item consists of two statements, one labeled as ‘Statement (I)’ and the other as ‘Statement (II)’. Examine these two statements carefully and select the answers to these items using the code given below:Statement (I): The power output of the lowest mode in a reflex klystron is maximum.Statement (II): Lower modes occur at higher repeller voltages where the acceleration of bunched electrons on return is maximum.

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