Final answer:
A title insurance search for claims of adverse possession generally goes back 20 years, as this is a common statutory period that claimants must meet for continuous occupation to establish their claim.
Step-by-step explanation:
A title insurance search for adverse possession claims typically requires a review of the property's history to a depth that surpasses the statutory period for adverse possession. While this period can vary by jurisdiction, a common statutory period is 20 years. This is because a party claiming adverse possession must have occupied the property continuously for a certain length of time, and 20 years is a common requirement. Therefore, the correct answer to the question 'A title insurance search to discover claims for adverse possession would go back how many years?' is c) 20 years.