A quitclaim deed is used when a grantor's interest in real estate may be unknown, allowing them to transfer whatever interest they might have without warranties. This type of deed places the risk on the new owner, as it does not guarantee clear title. In short, the best choice here is D. Quitclaim deed.
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The Special Warranty Deed is used by a grantor when their interest in the property may be unclear. This deed only guarantees that the grantor hasn't caused any issues during their ownership, which is vital when full property history is unknown. In contrast, other deeds like the General Warranty Deed provide more extensive guarantees. ;