Jacob sold his house to Shelia for $140,000 in cash. Jacob “…

Jacob sold his house to Shelia for $140,000 in cash. Jacob “threw in” insurance on the house as part of the deal and did not bother telling the insurer that there was a new owner. Four months after Shelia purchased the home, a windstorm damaged the roof. Which of the following legal characteristics of insurance contracts could the insurer use to legally deny payment for the damage to the roof?