Explanation:

- Cybercrime is an ever-growing issue in today's digital world.

- As technology progresses, cybercriminals get more sophisticated.

Option 1: Negligible

- This implies the issue is too small to warrant attention.

- Cybercrime isn't negligible.

Option 2: Minor

- Suggests the issue is small but noticeable.

- Cybercrime has larger impacts than this.

Option 3: Serious

- Implies a critical and pressing concern.

- Cybercrime threatens individuals, businesses, and even governments.

- This is the most fitting description.

Option 4: Inconsequential

- Means the issue has no real impact or importance.

- Cybercrime is anything but inconsequential.

Option 5: Moderate

- Suggests a middle-ground issue, which doesn't capture the severity of cybercrime.