Under Section 105 of the Road Transport Act 2018, what is the maximum penalty for causing death or grievous injury due to reckless or negligent driving in Bangladesh?

1. A fine of BDT 100,000
2. Imprisonment of up to 5 years, a fine of up to BDT 500,000, or both
3. Life imprisonment with confiscation of all property
4. A fine of BDT 20,000 and 6 months suspension of the driving licence