One World Trade Center (WTC 1, or the North Tower) was hit at 8:46 a.m. Eastern time and collapsed at 10:28 a.m. Two World Trade Center (WTC 2, or the South Tower) was hit at 9:03 a.m. and collapsed at 9:59 a.m.
How long did it take for the south tower to collapse?
56 minutes
9:57: The passengers aboard Flight 93 begin a revolt against the hijackers in an attempt to take back the plane. 9:59:00: The South Tower of the World Trade Center collapses, 56 minutes after the impact of Flight 175.
The answer is artistic. This is because artistry is in its original form, just like alternative music. It's not going by the crowd and only being influenced by how you feel. Hence, art.