Option 1: Both the statements are individually true and statement II is the correct explanation of Statement I.

This option states that both statements I and II are true, and statement II explains statement I. However, this is not correct as statement II is actually false. In DNA fingerprinting, the technique used is not Northern Blotting.

Option 2: Both the statements are individually true but Statement II is not the correct explanation of statement I.

This option is the correct answer. It states that both statements I and II are true, but statement II does not properly explain statement I. While statement I is true, where DNA fingerprinting tests are indeed carried out in forensic investigations, statement II is false since DNA fingerprinting does not involve Northern Blotting.

Option 3: Statement I is true but statement II is false.

This option is the correct answer. It correctly states that statement I is true, but statement II is false.

Option 4: Statement I is false but statement II is true.

This option is incorrect. Statement I is true since DNA fingerprinting tests are carried out in forensic investigations. However, statement II is false as DNA fingerprinting does not involve Northern Blotting.

Therefore, option 3 is the correct answer as it accurately explains that