Which is The Correct Order?

Q. Which is The Correct Order?

1. lone pair-lone pair ✇lone pair-bond pair bond pair-bond pair
2. lone pair-lone pair  bond pair-bond pair  lone pair-bond pair
3. lone pair-bond pair bond pair-bond pair lone pair-lone pair
4. bond pair-bond pair  lone pair-bond pair  lone pair-lone pair

Answer: lone pair-lone pair ✇lone pair-bond pair bond pair-bond pair