On Receipt of an Agreement of Purchase and Sale from a Purchaser

On receipt of an agreement of purchase and sale from a purchaser of property,the first thing a prudent lawyer should do is

A) conduct a search of title of the purchased property.
B) conduct a search of taxes for the purchased property.
C) conduct a search of the zoning by-laws affecting the purchased property.
D) ensure that the purchaser has sufficient money to purchase the property and pay all costs related to the purchase.
E) all of the above