Final answer:
A sub search in real estate aims to identify any new developments with the property title since the initial title search, ensuring the title's accuracy before sale.
Step-by-step explanation:
The purpose of a sub search in a real estate transaction, specifically option C, is to verify changes or new developments related to the property title since the last search.
During the process of selling land for commercial or residential development, it is essential that the property title is accurate.
A sub search is a targeted review to uncover any alterations, liens, encumbrances, or other legal issues that may have arisen since the initial comprehensive title search was performed.
This is particularly important as farming operations cease and lands are repurposed, necessitating the precise calculation of acreage and property dimensions.