A sold his house to B for an agreed price. Before it could be delivered it was hit by lightning and it was totally lost. State the effect of the loss.

• A. A bears the risk of loss as he has not yet vested ownership to B.
• B. A has to bear the risk of loss because he was in possession of the house at the time of loss.
• C. B bears the risk of loss as an exception to the principle of res perit domino;
• D. A has to bear the risk of loss since he was negligent.