Last week, at a candidates’ forum for New York City’s mayoral contenders, a questioner asked frontrunner Zohran Mamdani whether his signature plan to freeze rents would survive legal scrutiny. He refused to answer. In fact, the word-salad response from the 33-year-old political wunderkind undercut his own arguments for his most celebrated campaign promise. First, Mamdani laid out his stump-speech condemnations of rapacious landlords’ ever-increasing profits. Then he turned on a dime: “To freeze