The journal while rotating inside a bearing automatically shifts its center to one side and thus the journal is

Question

Statement (I): The journal while rotating inside a bearing automatically shifts its center to one side and thus the journal is eccentric inside the bearing.      

Statement (II): The wedge shape of oil film given rise to thin film lubrication, which is considered as stable lubrication.

1. Both statement (I) and statement (II) are individually true and statement (II) is the correct explanation of statement (I)
2. Both statement (I) and statement (II) are individually true but statement (II) is NOT the correct explanation of statement (I)
3. Statement (I) is true but statement (II) is false
4. Statement (I) is false but statement (II) is true