What happened to the gilded age mansions of new york city?.

virtually all of these massive houses had been demolished

Explanation:

These amazing mansions that were built along Fifth Avenue—many of them have been destroyed,” said Helen Zoe Veit, an associate history professor at Michigan State who is a historical consultant for the HBO show

the answer is: c. c.it limited the president’s power to start wars.

the war powers resolution of 1973 requires the president to notify the congress whenever the president wanted to order a military operation to other countries within 48 hours. if after being reviewed the congress disagree with the proposal, that the president will be banned from ordering the operation.