Consider the given two statements:

I. The peptide bond is a very stable bond and has a partial double bond character.
II. Significant delocalisation of the lone pair of electrons on the nitrogen atom gives the group a partial double bond character.

1. Both I and II are correct and II explains I
2. Both I and are correct but II does not explain I
3. I is correct and II is incorrect
4. Both I and II are incorrect