Answer:
a. Lisa's realized and recognized gain or loss is unknown
b. Alfred's recognized gain of $71,340 if he subsequently sells the property for $261,580
Alfred's recognized loss of $35,670 if he subsequently sells the property for $154,570
Explanation:
a. We do not know the amount Lisa costed to buy this business property, thus can't define her gain or loss.
b. Alfred cost $190,240 to buy this property, the he will gain if sell higher or lost if sell lower.
The gain $71,2340 = selling price $261,580 - cost $190,240
The loss $35,670 = selling price $154,570 - cost $190,240